Accelerate Workload Migration and Modernization

A company is migrating a .NET application from Windows Server to AWS. The application uses SQL Server and needs to run on Amazon EC2. The company wants to reduce licensing costs. Which Amazon EC2 instance type should the company use?

A company is modernizing its monolithic application by breaking it into microservices. The application uses a shared MySQL database. The team wants to implement a database per microservice pattern. Which AWS service should be used to manage multiple databases efficiently?

A company is migrating a monolithic e-commerce application to a microservices architecture on AWS. The migration must minimize downtime and allow rollback. Which migration strategy should the company use?

A company is migrating a monolithic application to AWS. They want to minimize refactoring effort while gaining some benefits of the cloud. Which migration strategy is most appropriate?

A company is migrating 50 TB of data from on-premises to Amazon S3 over a 100 Mbps internet connection. The migration must complete within 30 days. What should they do?

A company is migrating a legacy monolithic e-commerce platform to AWS. The platform consists of a Java-based web application, an Oracle database, and a file server storing product images. The company's migration requirements are: (1) minimize downtime during cutover, (2) reduce operational overhead for the database, (3) enable future migration to microservices. The current on-premises environment experiences high I/O latency for the file server. The company has already set up a VPN connection to AWS and has installed the AWS Application Discovery Service agent on all servers. During the assessment, you discover that the Oracle database is 2 TB and the file server holds 5 TB of images. The web application is tightly coupled with the database and uses stored procedures. You need to design the migration approach. Which combination of actions should be taken?

A company is planning to migrate its on-premises data warehouse to AWS. The data warehouse runs on a large Oracle RAC cluster with complex stored procedures and ETL jobs. The company wants to minimize migration effort while gaining cloud benefits. Which AWS service should be used as the target?

A company is migrating its on-premises NoSQL database (MongoDB) to Amazon DocumentDB. The migration must have minimal downtime. The company uses AWS DMS with ongoing replication. After starting the replication, the target DocumentDB cluster shows a lag of several minutes. The source MongoDB has high write throughput. What should the company do to reduce replication lag?

A company is migrating a stateful application to AWS. The application maintains session state in memory on the application server. Which AWS service should be used to store session state for high availability?

A company is migrating a legacy application that uses TCP on port 8080 to AWS. The application must be accessible from the internet. The company wants to use an Application Load Balancer. What must the company do to ensure the load balancer can accept traffic on port 8080?

A company is migrating an on-premises .NET application to AWS. The application uses a SQL Server database with a large number of stored procedures and triggers. The company wants to reduce licensing costs by moving to an open-source database. Which AWS service should the solutions architect use to automate the database conversion?

A company is migrating a batch processing workload to AWS. The workload runs daily and processes large files. Which TWO AWS services are most suitable for this workload? (Choose TWO.)

Match each AWS networking concept to its definition.

A retail company is migrating its e-commerce platform from a monolith running on a single on-premises server to AWS. The current application consists of a Java-based web server, a MySQL database, and a caching layer using Redis. The company wants to modernize the architecture by adopting microservices, using serverless where possible, and minimizing operational overhead. The migration must be completed within six months with minimal disruption to ongoing operations. The solutions architect proposes the following initial steps: containerize the Java application and run it on Amazon ECS with Fargate, migrate the MySQL database to Amazon Aurora Serverless v2, and replace Redis with Amazon ElastiCache for Redis Serverless. However, the team is concerned about the complexity of the migration and the potential for downtime. Which recommendation should the solutions architect make to address these concerns?

A company is migrating a legacy application that uses a proprietary binary protocol over TCP. The application must be migrated with minimal changes and requires high throughput. Which AWS service should the architect recommend for load balancing?

A CloudFormation stack creation command is run with a parameter. The template.yaml includes a parameter declared as follows: Parameters: InstanceTypeParameter: Type: String Default: t2.micro AllowedValues: - t2.micro - t2.small - t2.medium The stack creation fails with the error: "Value (t2.nano) for parameter InstanceTypeParameter is invalid. Must be one of: t2.micro, t2.small, t2.medium". What is the most likely cause?

Refer to the exhibit. A company is using an S3 bucket to store migration logs. The company has set a lifecycle policy to transition objects to Glacier after 30 days and expire them after 365 days. After 45 days, the company notices that the objects are still in S3 Standard. What is the most likely reason?

A company is migrating a multi-tier web application to AWS. The application consists of a stateless web tier and a stateful application tier that uses sticky sessions. The company wants to reduce operational overhead and improve elasticity. Which architecture should the solutions architect recommend?

A company is migrating a legacy application from an on-premises data center to AWS. The application uses a proprietary network protocol that is not supported by AWS Application Migration Service. What should the company do to migrate this application?

A company is modernizing its monolithic Java application to a microservices architecture on AWS. The application uses a shared Oracle database. The team wants to implement an event-driven architecture. Which TWO AWS services should be used to decouple microservices and handle asynchronous communication?

A company is migrating a large number of on-premises VMs to AWS. They need to assess the current environment and track migration progress. Which THREE AWS services should be used together?

A company is moving a legacy application that uses a shared file system to AWS. The application requires POSIX-compliant file storage that can be accessed by multiple EC2 instances simultaneously. Which AWS storage service should they use?

A company is migrating a large-scale e-commerce platform to AWS. The platform uses a MySQL database with a 2 TB dataset. They want to modernize to Amazon Aurora MySQL with minimal downtime. Which THREE steps should they take? (Select THREE.)

A company is migrating a legacy Citrix XenApp environment to AWS. The application requires Windows-based virtual desktops for 200 users. Users need to access the desktops from various devices, including thin clients and mobile devices. Which solution is most cost-effective and scalable?

A company is modernizing a monolithic application into microservices on Amazon ECS. They want to decouple services and improve resilience. Which AWS service should they use for asynchronous communication between microservices?

A company is migrating a batch processing workload to AWS. The workload runs on a schedule and processes large files stored on a network file system. The company wants to use a serverless architecture to reduce costs. Which combination of AWS services should the company use?

A company wants to migrate its on-premises Active Directory to AWS Managed Microsoft AD to support Windows-based workloads on AWS. The company has a complex Active Directory structure with multiple domains, group policies, and trusts with external directories. Which migration approach should the company use?

A company is planning to migrate 50 TB of data from on-premises to Amazon S3 over a 100 Mbps internet connection. The data is not time-sensitive and can tolerate some latency. Which migration method is MOST cost-effective and suitable?

A company is migrating a batch processing workload to AWS. The workload runs daily on a single on-premises server and takes 6 hours to complete. The company wants to reduce processing time and cost. Which approach should the solutions architect recommend?

A company is migrating a data warehouse from on-premises to Amazon Redshift. The current workload runs complex queries that join large tables. The company wants to optimize query performance after migration. Which design should the company implement?

A company is migrating a monolithic application to AWS. They want to minimize changes to the application code while taking advantage of AWS managed services. Which migration strategy should they use?

Refer to the exhibit. A company is migrating an application to AWS and has attached the IAM policy shown to an IAM role. The application runs on an EC2 instance and needs to upload files to an S3 bucket. However, the uploads are failing with an access denied error. What is the most likely cause?

A company is migrating a legacy application to AWS. The application runs on a single Windows Server instance and uses a local MySQL database. The company wants to minimize changes to the application code. Which migration strategy should the company use?

A company is migrating a multi-tier web application to AWS. The application consists of a web tier, an application tier, and a database tier. The company wants to use AWS services to improve scalability and reduce management overhead. The web and application tiers run on Linux. The database is Oracle running on Linux. Which solution meets these requirements with the LEAST operational overhead?

A company is migrating a web application to AWS. They want to use the same domain name for both the development and production environments, but route traffic based on the source IP address. Which AWS service can accomplish this?

A company is migrating a legacy Windows-based .NET application to AWS. The application uses a SQL Server database and a proprietary authentication mechanism that relies on Active Directory. The company wants to reduce operational overhead and licensing costs. Which combination of AWS services should the architect recommend for the migration?

A company is modernizing its application by migrating from a monolithic architecture to microservices on Amazon ECS Fargate. The application uses an on-premises Oracle database, which is being migrated to Amazon Aurora PostgreSQL as part of the modernization. The team has refactored the application into several microservices, each with its own database schema in the same Aurora cluster. During load testing, the team notices that one microservice's heavy write operations cause increased latency for other microservices' read queries. The Aurora cluster uses a single writer and multiple readers. The team needs to isolate the write-heavy microservice without changing the application code. What should the solutions architect do?

An organization is modernizing a legacy application by breaking it into microservices on AWS. The application processes customer orders and sends notifications. The team wants to decouple the order processing from the notification service to improve scalability. Which AWS service should they use to asynchronously pass messages between the services?

A company is migrating a legacy application that uses a proprietary binary protocol over TCP. They want to modernize to a containerized microservices architecture on Amazon EKS. The protocol must be preserved for backward compatibility. Which approach should they take?

A company is migrating a large number of on-premises virtual machines to AWS. The company wants to automate the migration process and reduce manual effort. Which TWO AWS services can be used together to achieve this goal? (Choose TWO.)

A company is modernizing its infrastructure by moving from EC2 instances to a serverless architecture using AWS Lambda. The application processes images uploaded to Amazon S3. The current EC2-based solution uses a third-party image processing library that is not supported in Lambda's runtime environment. What is the best approach to migrate to serverless while using the same library?

A company is migrating a monolithic application to AWS and wants to adopt a microservices architecture. The application currently runs on a single server and uses a shared MySQL database. Which AWS service can help the company decouple the microservices and enable asynchronous communication?

Refer to the exhibit. A solutions architect runs the AWS CLI command and receives the output shown. The instance was stopped 2 hours ago. The company wants to minimize costs. What should the architect do next?

A company is migrating a legacy monolithic application to AWS. The application currently runs on a single Windows Server with IIS and SQL Server. The company wants to adopt a microservices architecture on AWS using containers. The development team has containerized the application into several Docker containers. The company needs a solution that minimizes operational overhead for managing the container orchestration and scaling, and also integrates with AWS services like IAM, CloudWatch, and VPC. Which AWS service should the company use to run the containers?

A company is migrating a critical application to AWS and needs to ensure that the migration has minimal downtime. The application uses a SQL Server database. The company wants to use AWS Database Migration Service (DMS) for the migration. What should the company do to minimize downtime during the database migration?

A company is migrating a large-scale .NET application to AWS. The application uses Windows authentication and requires Active Directory integration. The company wants to reduce operational overhead. Which migration approach should they use?

A company is migrating a legacy .NET application to AWS. The application uses Windows authentication and connects to an on-premises SQL Server database. The company wants to minimize code changes. Which migration strategy is most appropriate?

A company is migrating a legacy application to Amazon ECS. The application has a stateful component that stores data on the local filesystem. Which TWO storage options can be used to persist data beyond the lifecycle of the container?

A company is migrating a legacy on-premises application to AWS. The application currently runs on a Windows Server with a SQL Server database. The company wants to minimize changes to the application code. Which migration strategy should the company use?

A company is migrating a large-scale Hadoop cluster to Amazon EMR. The migration plan includes moving data from HDFS to Amazon S3. The company wants to minimize costs and ensure data durability. Which approach should the company use?

A company is migrating a legacy on-premises application to AWS. The application uses a proprietary database that runs on a single Windows server. The company wants to minimize downtime and avoid re-architecting the database. Which migration strategy should the solutions architect recommend?

A company is migrating a stateful application to AWS. The application uses local storage for temporary data that must survive instance restarts but not region failures. Which storage solution should the company use?

A company is migrating a mission-critical application to AWS. The application requires a fixed IP address for whitelisting by external partners. The company plans to use an Application Load Balancer (ALB) to distribute traffic. However, ALB does not support static IP addresses. How can the company meet the requirement for static IP addresses while using the ALB?

A company is migrating a stateful application that uses local disks for caching to AWS. The application requires high-performance, low-latency storage that can be attached to a single EC2 instance. Which THREE AWS services or features should the company consider for the cache storage?

Refer to the exhibit. A company creates this CloudFormation stack. After 30 days, what happens to objects with the prefix 'logs/'?

A company is migrating a legacy application to AWS using the rehost (lift-and-shift) strategy. The application uses a proprietary database that is not supported by Amazon RDS. The company wants to automate the migration of multiple servers and minimize downtime. Which AWS service should be used to automate the server migration?

A company is migrating its on-premises data center to AWS. The company has over 200 applications, each with varying dependencies. The migration team wants to use AWS Migration Hub to track the migration progress. Which approach should the team take to ensure successful tracking and minimize manual effort?

A company is migrating a critical application to AWS. The application requires a relational database with high availability and automated failover. The company wants to use a fully managed database service. Which AWS service should the architect choose?

A company is migrating a legacy application that uses a third-party identity provider (IdP) for authentication. The application currently uses SAML 2.0. The company wants to use AWS IAM Identity Center for centralized access management. What is the best approach to integrate the IdP with AWS?

A company is migrating a large-scale e-commerce platform from on-premises to AWS. The migration plan includes rehosting the application servers and replatforming the database to Amazon Aurora. The company needs to ensure minimal downtime during the cutover. Which strategy should the company use for the database migration?

A company is migrating a critical application to AWS and needs to ensure business continuity. The application must be able to fail over to a different AWS Region with a Recovery Time Objective (RTO) of 15 minutes and a Recovery Point Objective (RPO) of 1 minute. Which strategy should the company use?

A company is migrating a legacy on-premises .NET application to AWS. The application uses Windows Authentication and relies on Active Directory. The company wants to minimize code changes. Which solution should the architect recommend?

A company is migrating a large .NET application to AWS. The application uses Windows authentication and integrates with Active Directory. The company wants to minimize operational overhead for the directory service. The on-premises Active Directory is already synchronized to AWS using AWS Directory Service for Microsoft Active Directory. During migration, the application fails to authenticate users. The security team confirms that the on-premises AD and AWS Managed AD are in sync. The application is running on EC2 instances that are joined to the AWS Managed AD domain. The application logs show authentication errors. What is the most likely cause of the authentication failure?

A migration engineer is using AWS Application Migration Service (MGN) to migrate a Windows server from on-premises. The engineer runs the command above and sees the source server is in the "READY_FOR_TEST" state. What should the engineer do next?

A retail company is migrating its on-premises e-commerce application to AWS. The application currently runs on a single server with a MySQL database. The company wants to minimize operational overhead and improve scalability. Which migration strategy should be used?

A company is migrating a monolithic e-commerce application to AWS. The application currently runs on a single on-premises server running Windows Server and SQL Server. The company wants to minimize re-architecting effort and time to migrate. Which migration strategy should the company use?

A company is using the 7 Rs strategy to migrate a monolithic application to AWS. They want to move the application to the cloud without modifying the code but plan to later refactor parts of it. Which migration strategy should they choose initially?

A company is migrating an on-premises Oracle database to Amazon RDS for Oracle. The database is 2 TB in size and the company has a 1 Gbps AWS Direct Connect connection. They need to minimize downtime. Which approach should the solutions architect recommend?

A company is migrating a 5 TB Microsoft SQL Server database to Amazon RDS for SQL Server. The migration must have minimal downtime. The team uses AWS DMS with ongoing replication. During the full load, the task fails with an error indicating that the source server's transaction log is full. What should the team do to resolve this issue?

A company is migrating a legacy monolithic application to AWS. The application has tightly coupled components and high latency between them. The company wants to modernize the application into a microservices architecture. Which migration strategy should the company use?

A company has a legacy application that runs on Windows Server 2008 R2 on-premises. The application is no longer supported by the vendor, but the company still needs to run it for compliance reasons. They are migrating to AWS and want to minimize changes. What should the solutions architect recommend?

Which TWO AWS services can be used together to automate the discovery and migration of on-premises servers to AWS? (Choose two.)

A company is migrating an on-premises Hadoop cluster to Amazon EMR. The cluster processes large datasets that are stored on HDFS. The company wants to minimize migration effort and cost. Which storage option should the company use with Amazon EMR?

A company is planning to migrate its on-premises Oracle database to Amazon RDS for Oracle using AWS DMS. The database is 5 TB in size with continuous changes. Which TWO steps should the company take to minimize downtime during the migration?

A company is migrating a legacy Oracle database to Amazon Aurora PostgreSQL. The migration must be completed with minimal downtime and minimal manual effort. Which AWS service should be used?

A company is migrating a stateful firewall appliance to AWS. The appliance currently inspects traffic between multiple on-premises segments. In AWS, the company wants to deploy the appliance in a VPC to inspect traffic between subnets. Which architecture should the company use to ensure that the appliance can inspect all traffic?

A company wants to migrate its on-premises virtualized workloads to AWS using the VMware Cloud on AWS service. The company currently uses VMware vSphere for virtualization. What is the primary benefit of using VMware Cloud on AWS for this migration?

A company is migrating a web application to AWS and wants to use a multi-tier architecture with an Auto Scaling group of EC2 instances behind an Application Load Balancer. The company needs to store session state for the application. Which TWO approaches should the company use to store session state in a scalable and highly available manner? (Choose TWO.)

A company is migrating a legacy application to AWS. The application currently runs on a single on-premises server with a local MySQL database. The company wants to minimize changes and reduce operational overhead. Which TWO strategies should the solutions architect recommend? (Select TWO.)

A company is migrating a legacy application to AWS. The application uses a proprietary binary protocol that is not HTTP-based. The application currently runs on a single server and communicates with clients over TCP port 4444. The company wants to use AWS Elastic Load Balancing to distribute traffic across multiple EC2 instances for high availability. Which load balancer type should the company use?

Refer to the exhibit. A company has this IAM policy attached to a group. A user in the group tries to terminate an EC2 instance in us-east-1 with the tag 'Environment: staging'. What happens?

A company is migrating a large number of on-premises virtual machines (VMs) to AWS using AWS Application Migration Service (AWS MGN). During the initial replication, some VMs fail with the error 'Replication agent cannot communicate with the AWS MGN endpoint'. Which TWO actions should the company take to resolve this issue? (Choose TWO.)

A company is migrating a three-tier web application to AWS and wants to decouple the layers for scalability. Which THREE AWS services should they use?

A company is migrating a large Oracle database to Amazon Aurora PostgreSQL. The migration must have minimal downtime and support ongoing replication. Which AWS service should the company use?

A company is migrating a web application to AWS. The application currently runs on a single server and uses a MySQL database. The company wants to ensure high availability and scalability. The web application is stateless. Which TWO actions should the company take to achieve these goals? (Choose TWO.)

A company is migrating a stateful application to AWS and needs to preserve the client IP addresses at the application layer. The application runs on EC2 instances behind a load balancer. Which load balancer type should they use?

A company is migrating a legacy application that uses Windows Authentication for SQL Server. The company wants to use AWS Managed Microsoft AD. Which migration strategy should be used for the database to maintain compatibility?

A company is migrating a large-scale Oracle data warehouse to Amazon Redshift. The migration must minimize downtime. The source database is 10 TB and runs on a single on-premises server with 1 Gbps network. Which approach should be used for the initial data load?

A company is modernizing a monolithic Java application to run on Amazon ECS with Fargate. The application uses a proprietary configuration management system. Which TWO AWS services can replace the configuration management system to store and retrieve configuration at runtime?

A company is migrating its on-premises virtual machines (VMs) to AWS. The company has 50 VMs running various operating systems and applications. The architect wants to use a service that automates the replication and conversion of the VMs to Amazon EC2 instances. Which AWS service should the architect use?

A company is planning to migrate 50 TB of data from an on-premises data center to Amazon S3. The on-premises network bandwidth is 100 Mbps. The migration must be completed within 30 days. What is the most cost-effective solution?

A company is performing a server migration to AWS using AWS Server Migration Service (SMS). The company needs to automate the replication of servers and track the migration status. Which THREE components are required for this solution? (Choose three.)

A company is migrating a legacy on-premises .NET application to AWS. The application uses a SQL Server database and requires full control over the operating system for compliance. Which migration strategy should the solutions architect recommend to minimize rework while meeting compliance requirements?

A company is migrating a legacy .NET application to AWS. The application uses Windows authentication and integrates with on-premises Active Directory. The company wants to use AWS Managed Microsoft AD to reduce administrative overhead. However, after migration, the application fails to authenticate users. What is the most likely cause?

A company is migrating data to Amazon S3 and requires that all objects uploaded to the bucket 'my-bucket' are encrypted with SSE-S3. The above IAM policy is attached to an IAM user. An application using the user's credentials attempts to upload an object without specifying the x-amz-server-side-encryption header. What will happen?

A company is migrating a large-scale batch processing workload from on-premises to AWS. The workload runs on a schedule and processes data files from an FTP server. The company wants to use AWS services that are serverless and event-driven to reduce operational overhead. The data files will be uploaded to an Amazon S3 bucket. Which solution meets these requirements?

A company is migrating a batch processing workload to AWS. The workload runs nightly and takes approximately 2 hours on a single on-premises server. The company wants to reduce the processing time to under 30 minutes. Which THREE steps should the solutions architect recommend?

A company is migrating a critical application to AWS. The migration plan includes a pilot light strategy. The company has set up a small replica of the environment in AWS. During a disaster, the company wants to quickly provision the full production environment. Which AWS service is best suited for this purpose?

A retail company is migrating its on-premises e-commerce platform to AWS. The platform consists of a load-balanced web tier, an application tier, and a MySQL database. The company wants to modernize the database by migrating to Amazon Aurora MySQL. The migration must have minimal downtime and support rollback. The database is 2 TB in size and has high write activity. The company has set up an AWS Direct Connect connection. Which approach should the company take to migrate the database with minimal downtime?

A company is migrating a web application to AWS. The application runs on EC2 instances behind an Application Load Balancer. The exhibit shows the current running instances. The company wants to ensure high availability across multiple Availability Zones. Which action should the company take?

A company is migrating a legacy .NET application to AWS. The application uses Windows authentication and stores session state in-memory. The company wants to minimize code changes and use AWS managed services. Which combination of AWS services should the company use to modernize the application's authentication and session management?

A company is migrating a large .NET application from Windows Server on-premises to AWS. The application uses a SQL Server database. The company wants to reduce licensing costs by using open-source alternatives where possible. However, the application code heavily uses SQL Server-specific features like CLR integration, linked servers, and T-SQL stored procedures. What is the most cost-effective migration strategy?

A company is migrating a monolithic .NET application to AWS. The application uses a SQL Server database with complex stored procedures and tightly coupled components. The migration team wants to minimize refactoring and reduce licensing costs. Which migration strategy should the team use?

A company is migrating a containerized application to Amazon ECS. The application requires persistent storage that can be shared across multiple containers running on different EC2 instances. Which storage solution should they use?

Which THREE of the following are common challenges when migrating a monolithic application to a microservices architecture on AWS? (Choose three.)

A company is migrating a critical database server to Amazon EC2. The root volume (EBS) is configured with DeleteOnTermination=false. After migration, the company needs to ensure that if the EC2 instance fails, a new instance can be quickly launched using the same data. The company takes regular snapshots of the volume. Which statement is correct regarding the root volume's behavior?

An IAM policy allows a user to start and stop EC2 instances but denies terminating instances under a specific condition. Which action will the policy deny?

A company is migrating a containerized application from on-premises to AWS. The application runs on Kubernetes. The company wants to use Amazon EKS for orchestration. The migration must support high availability across multiple Availability Zones and integrate with AWS services like IAM, VPC, and CloudWatch. The company needs to minimize the operational overhead of managing the Kubernetes control plane. Which EKS configuration should the company use?

A company is migrating a large-scale on-premises Apache Kafka cluster to AWS. The cluster handles real-time streaming data from thousands of IoT devices. The company wants to reduce operational overhead and ensure high availability. Which AWS service should be used?

A company is migrating a legacy application that uses a proprietary binary protocol for communication. The application communicates over TCP/IP. The company wants to modernize the communication layer to use a RESTful API. Which TWO approaches should the company consider?

A company wants to migrate its on-premises file server to AWS. The file server contains 10 TB of data that changes infrequently. The company has a limited bandwidth internet connection and needs to complete the migration within one week. Which AWS service should the company use for the initial data transfer?

A company is migrating an on-premises application to AWS. The application requires low-latency access to a file system that can be mounted by multiple EC2 instances simultaneously. Which AWS storage service should they use?

Refer to the exhibit. An IAM policy is attached to an IAM user. The user tries to upload an object to `s3://my-bucket/secret/data.txt` from an IP address in the 10.0.0.0/8 range. What will happen?

A company is migrating a stateful application to AWS. The application uses sticky sessions (session affinity) on the current on-premises load balancer. The company wants to use an Application Load Balancer (ALB) in AWS. Which feature should be enabled?

A company is migrating a multi-tier application to AWS. The application has a web tier, application tier, and database tier. The company wants to use AWS services to improve scalability and reduce costs. Currently, the on-premises infrastructure is underutilized. What is the most cost-effective migration strategy?

A company is migrating a stateful application to AWS. The application runs on a single on-premises server and uses local storage for persistent data. The company wants to achieve high availability and scalability. Which migration approach should the company use?

A company is migrating a large number of files from on-premises to Amazon S3. The files are in a network-attached storage (NAS) system with a 1 Gbps connection to the internet. The company has a 2-week deadline to complete the migration. Which TWO services should the company use to accelerate the migration? (Choose TWO.)

A company is migrating workloads to AWS using AWS Application Migration Service (AWS MGN). The source servers are running on VMware vSphere. After installing the AWS Replication Agent on the source servers, the migration waves are set up. However, during a test cutover, the test instance fails to launch with an error 'Insufficient IP address space in the target VPC'. What is the most likely cause?

A company is migrating a legacy PHP application running on a single on-premises server to AWS. The application stores session data locally on the server's filesystem. The company wants to achieve high availability and elasticity for the application on AWS. What should the company do to handle session state in the new architecture?

A company is modernizing a legacy application by breaking it into microservices. The application has a complex set of dependencies and requires gradual migration. Which design pattern should the company use?

A company is migrating a critical application to AWS and needs to ensure business continuity during the migration. The application must remain available with minimal downtime. Which AWS service should be used to replicate data continuously?

Refer to the exhibit. A company deploys this CloudFormation template. After deployment, they enable S3 Transfer Acceleration on the bucket. Later, they update the stack. What happens to the Transfer Acceleration setting?

A company is migrating a 10 TB SQL Server database to Amazon Aurora PostgreSQL. The migration must have minimal downtime. The source database is running on-premises with a 1 Gbps network link to AWS. Which strategy should be used to reduce the migration downtime?

A company attaches the IAM policy shown in the exhibit to an IAM user. The user tries to upload an object to my-bucket using the AWS CLI without the --ssl flag (i.e., using HTTP). What will happen?

Refer to the exhibit. A company is using AWS Migration Hub to track migrations. The above IAM policy is attached to an IAM role used by the migration tool. The migration tool reports that it cannot register the migration task with Migration Hub. Which action should the company add to the policy to fix the issue?

A company is migrating a critical application to AWS using a lift-and-shift approach. The application runs on two on-premises servers: a web server and a database server running SQL Server. The company has deployed the web server on an EC2 instance behind an Application Load Balancer, and the database on an RDS for SQL Server Multi-AZ instance. After migration, users report that the application is noticeably slower compared to on-premises. The application uses a large number of database transactions, and latency between the web server and database has increased. The web server is in us-east-1a, and the RDS primary instance is in us-east-1b. The solutions architect verifies that the application is using the RDS endpoint, not the IP address. What should the architect do to reduce latency?

An administrator attempts to start an EC2 instance that was previously stopped. The instance fails to start. The administrator runs the CLI command shown in the exhibit. What is the most likely cause of the failure?

A company is migrating a legacy Windows application to AWS. The application requires a shared file system accessible from multiple EC2 instances. Which AWS storage solution should the company use?

A company is migrating an application that uses an S3 bucket to store user uploads. The IAM policy above is attached to the application's IAM role. The application is experiencing permission errors when trying to list objects in the bucket. What is the most likely cause?

A company is migrating an on-premises Microsoft SQL Server database to Amazon RDS for SQL Server. They need to minimize downtime and ensure data consistency. Which AWS service should they use for the migration?

A company is migrating a monolithic application to AWS. The application consists of a web server, an application server, and a MySQL database. The web server and application server run on the same EC2 instance. The company wants to minimize changes during migration. Which migration strategy should the architect recommend?

A company is migrating a legacy Java-based customer relationship management (CRM) system from on-premises to AWS. The application currently runs on a single physical server with a monolithic architecture. The application stores data in an Oracle database on a separate server. The company has purchased a third-party migration tool that can convert Oracle stored procedures to Amazon Aurora PostgreSQL-compatible code. The migration team has successfully migrated the database to Aurora PostgreSQL using AWS DMS with ongoing CDC. The application now runs on a single EC2 instance in a test environment. However, during load testing, the application experiences high latency and intermittent timeouts when accessing the database. The team notices that the application makes many short-lived database connections and uses a connection pool that was configured for the on-premises environment. The team has also observed that the application logs show a high number of connection timeouts. The company wants to modernize the application to be highly available and scalable on AWS. Which combination of actions should the team take to resolve the performance issues and achieve the company's goals?

A company is replatforming a legacy application to use AWS managed services. The application consists of a web server, an application server, and a MySQL database. Which THREE AWS services should the company use to modernize the architecture? (Choose THREE.)

A company is planning to migrate a large .NET application to AWS. The application uses IIS and SQL Server. Which TWO AWS services can be used to rehost the application with minimal changes?

A company is migrating a critical application to AWS and wants to ensure business continuity during the cutover. The migration plan includes a pilot light strategy. Which of the following BEST describes the pilot light pattern?

A company is migrating a critical application to AWS. The application must be highly available across two Availability Zones. The migration plan includes rehosting the application on EC2 instances in an Auto Scaling group behind an ALB. Which configuration ensures that the application remains available during an Availability Zone failure?

A company is migrating a multi-tier application to AWS and wants to modernize by using containers and serverless technologies. The application consists of a Node.js frontend, a Java backend, and a PostgreSQL database. The company wants to reduce operational overhead and improve scalability. Which TWO strategies should the company use? (Choose two.)

A company is migrating a Windows-based .NET application to AWS. The application uses SQL Server for its database and stores documents on a Windows file share. The company wants to adopt a hybrid model initially, where the application runs on AWS but still connects to on-premises resources for legacy integration. The migration must use a phased approach: first move the compute to AWS, then the database, and finally the file storage. The company has high latency to the internet and wants to optimize data transfer. You have set up a Direct Connect connection. During the first phase, you migrate the web and application servers to Amazon EC2 Windows instances. You need to ensure that the EC2 instances can access the on-premises SQL Server and file share securely. Which combination of actions should be taken?

A company is planning to migrate a three-tier web application to AWS. The application consists of a web server, an application server, and a MySQL database. The company wants to minimize operational overhead and improve scalability. Which THREE AWS services should the company use to modernize the architecture? (Choose THREE.)

A company is migrating a legacy on-premises application to AWS. The application uses a proprietary database that is not supported by Amazon RDS. The migration must minimize downtime and require minimal changes to the application. Which migration strategy should the company use?

A company is planning to migrate a workload to AWS and needs to estimate the total cost of ownership (TCO) compared to on-premises. Which TWO AWS tools can be used to perform this analysis?

A company is migrating a web application to AWS and wants to use a containerized architecture. The application consists of multiple microservices that communicate via REST APIs. The company needs a solution that minimizes operational overhead for managing containers and orchestrating microservices. Which AWS service should the company use?

A company is migrating a large-scale, stateful application to AWS. The application maintains session state in memory on the current on-premises servers. The company needs a solution that preserves session state during migration and minimizes latency for users worldwide. Which strategy should the company use?

A company is migrating a legacy application to AWS. The application runs on Windows Server and uses a shared file system for storage. The company wants to modernize the application by using a managed file storage service that is POSIX-compliant and can be accessed by multiple EC2 instances concurrently. Which TWO AWS services meet these requirements? (Choose TWO.)

A company is migrating its application stack from on-premises to AWS using a rehost strategy. The stack includes a web server, an application server, and a MySQL database. The company wants to automate the migration using AWS Application Migration Service (MGN). After configuring MGN, the web server test instance fails to start because the boot volume is missing the boot sector. What is the most likely cause?

A company is migrating a 3-tier web application from on-premises to AWS. The application consists of a Linux Apache HTTP server, a Java application server (Tomcat), and a MySQL database. The company wants to use AWS managed services to reduce operational overhead. The migration plan includes using AWS Elastic Beanstalk for the web and application tiers, and Amazon RDS for MySQL for the database. During a test migration, the team notices that the application is experiencing intermittent connection timeouts when the web tier attempts to connect to the application tier. The web and application tiers are deployed in separate Elastic Beanstalk environments, both in the same VPC, same region, and same Availability Zone. The security groups allow traffic from the web tier to the application tier on port 8080. What is the MOST likely cause of the connection timeouts?

A company is migrating its on-premises file server to Amazon FSx for Windows File Server. The company has 2 TB of data and a 100 Mbps internet connection. The migration must be completed within 5 days. What should the company do?

A company is migrating a legacy application to AWS. The application uses a custom authentication mechanism that relies on LDAP. The company wants to minimize changes to the application. Which THREE services should the company consider for integrating LDAP authentication? (Choose THREE.)

A company is planning to migrate a legacy application to AWS. The application runs on a single server with a monolithic architecture and uses an Oracle database. The migration team wants to reduce licensing costs and improve scalability. Which TWO strategies should the team consider?

A company is migrating a multi-tier web application to AWS. The application uses sticky sessions (session affinity). The company wants to use an Application Load Balancer (ALB). How should the architect configure the ALB to support sticky sessions?

A company is migrating a legacy .NET application to AWS. The application currently uses Windows Authentication and a SQL Server database. The company wants to reduce licensing costs and use managed services where possible. The migration should minimize code changes. Which combination of services meets these requirements?

A company is migrating a large-scale application to AWS. The application uses a message queue for decoupling components. The current on-premises solution uses RabbitMQ. The company wants a managed service that supports message durability and at-least-once delivery. Which THREE AWS services meet these requirements? (Choose THREE.)

A company is migrating a batch processing workload to AWS. The workload reads input files from an on-premises NFS server, processes them, and writes output files. The company wants to use AWS managed services and minimize operational overhead. Which TWO AWS services should the company use to replace the on-premises NFS server? (Choose TWO.)

Which TWO of the following are best practices for migrating a large-scale relational database to Amazon Aurora using AWS DMS? (Choose two.)

A company is migrating a large-scale batch processing workload to AWS. The workload runs on a schedule and processes terabytes of data. The migration must be cost-effective. Which AWS service is best suited for this workload?

A company is migrating a critical application from on-premises to AWS. The application uses a Microsoft SQL Server database with Always On Availability Groups for high availability. The company wants to use Amazon RDS for SQL Server to reduce management overhead. The database size is 500 GB. The migration must have minimal downtime and support transactional consistency. The company has a VPN connection to AWS. Which migration strategy should the company use?

A company is migrating a legacy on-premises application to AWS. The application consists of a web server, an application server, and a MySQL database. The company has already migrated the web and application servers to EC2 instances in a VPC. The database is still on-premises. The application currently connects to the database using a JDBC connection string with the on-premises IP address. The company wants to minimize changes to the application code. The network team has established an AWS Direct Connect connection between the on-premises data center and the VPC. The security team requires that traffic between the application and the database be encrypted in transit. The database is not publicly accessible. The migration plan includes moving the database to Amazon RDS for MySQL in the same VPC after the initial cutover. During the migration testing phase, the application team reports that the application can connect to the on-premises database but performance is slower than expected. CloudWatch metrics show high latency on the database connections. The application uses a connection pool with 100 connections. Which solution should the solutions architect recommend to improve performance while minimizing application code changes?

A company is migrating a monolithic application to microservices on AWS. The application uses a shared MySQL database. The team wants to decouple the database per microservice. Which strategy should the team use to minimize downtime during migration?

A company is migrating a critical application to AWS and needs to ensure high availability across AWS Regions. The application uses a relational database. Which THREE components are necessary for this multi-region architecture?

A company is migrating its on-premises VMware virtual machines to AWS. The company wants to use the same VM images and has a 10 Gbps direct connect link. Which service should be used to automate the migration of the VMs?

A company is migrating its on-premises application to AWS and needs to maintain the same private IP addresses for the application servers. The on-premises network uses 10.0.0.0/16. Which AWS service allows the company to extend its on-premises network to AWS and preserve IP addresses?

A company is modernizing a legacy Java application to run on AWS. The application currently uses a monolithic architecture with a shared MySQL database. The company wants to adopt a microservices architecture using containers and wants to decouple the database. The solutions architect proposes using Amazon ECS with Fargate for compute and Amazon RDS for MySQL for the database. However, during the transition, the performance team notices that the database CPU utilization is consistently above 80% during peak hours. The application logs show many slow queries. The team suspects that the database is the bottleneck. The company wants to improve performance without rewriting the application. Which action should the solutions architect take first?

A company is migrating its on-premises PostgreSQL database to Amazon Aurora PostgreSQL. The database is 2 TB in size and has a 24-hour maintenance window on weekends. The company needs to minimize downtime and ensure data consistency. Which strategy should the solutions architect recommend?

A company is migrating a legacy application to AWS. The application has hardcoded IP addresses and uses non-HTTP protocols. The solutions architect needs to minimize changes to the application code. Which migration pattern should be used?

A company is migrating a legacy API to Amazon API Gateway and Lambda. The API currently uses long-polling to retrieve messages from a queue. The migration must maintain the same client behavior. Which AWS service should replace the long-polling mechanism?

A company is migrating a critical application to AWS and needs to ensure it meets a Recovery Time Objective (RTO) of 15 minutes and a Recovery Point Objective (RPO) of 5 minutes. The application runs on EC2 with an EBS volume. Which configuration should the company use?

A company is migrating a legacy application that uses hard-coded IP addresses for database connections. The company wants to refactor the application to use a more resilient architecture in AWS. Which THREE steps should the company take to modernize the database connectivity? (Choose THREE.)

A company is using AWS Application Migration Service (MGN) to migrate hundreds of on-premises servers to AWS. After the migration, some servers fail a health check. What is the most efficient way to remediate the failed servers?

Refer to the exhibit. A company is deploying a CloudFormation stack for a web application. The stack creation fails with the error 'The parameter DBPassword is not defined'. What is the most likely cause?

A company is migrating an on-premises application to AWS. The application requires dedicated hardware for licensing compliance. Which AWS service should the company use to meet this requirement?

A company is planning to migrate its on-premises Oracle database to Amazon RDS for Oracle. Which actions should the company take to minimize downtime during the migration? (Choose TWO.)

A company is migrating a legacy application that uses an Oracle database to AWS. The application is critical and requires high availability with automatic failover. The company wants to use Amazon RDS for Oracle. The database size is 200 GB. The company needs a solution that provides automatic failover to a standby instance in a different Availability Zone with minimal downtime. Which RDS deployment option should the company use?

A company is migrating an on-premises application to AWS. The application stores files on a Windows file server. The company wants to replace the file server with a managed AWS service that supports SMB protocol and integrates with Active Directory. Which TWO AWS services should the company consider? (Choose TWO.)

A company is migrating a large-scale Apache Kafka cluster to Amazon MSK. The cluster has 100 topics with high throughput. The team wants to minimize operational overhead and ensure high availability. Which configuration should be used?

A company is migrating 50 on-premises web applications to AWS. Each application has a different OS and middleware. The migration must minimize downtime and use a pay-as-you-go model. Which AWS service should the company use to standardize the deployment of these applications?

A company is migrating a web application to AWS. The application consists of a stateless web tier, a stateful application tier, and a MySQL database. The company wants to use AWS managed services to improve scalability and reduce operational overhead. Which THREE services should the company use? (Choose THREE.)

A company plans to migrate a legacy on-premises web application to AWS using the 7 Rs (Rehost, Replatform, etc.). The application has tightly coupled components and unpredictable traffic. The team wants to minimize migration risk and time. Which migration strategy should they use?

A company is migrating a critical application to AWS using a rehost (lift-and-shift) approach. The application consists of a web tier and a database tier. The company wants to ensure high availability and disaster recovery. Which TWO actions should the company take? (Choose TWO.)

A company is migrating a legacy application that uses Oracle stored procedures to Amazon Aurora PostgreSQL. Which TWO strategies minimize code changes and migration effort?

A company is migrating its on-premises VMware VMs to AWS using AWS MGN. They need to ensure that the migration minimizes downtime and automates cutover. Which TWO steps are required? (Select TWO.)

A company is migrating a legacy database to Amazon RDS. The database currently runs on a single server with a 2 TB volume. The migration must have less than 30 minutes of downtime. Which approach should be used for the initial data load?

A company is migrating a legacy on-premises application that uses a custom TCP protocol. The application needs to be accessible from the internet while maintaining security. Which AWS service should they use to expose the application without modifying the code?

A company is migrating a 2 PB data lake from on-premises HDFS to Amazon S3. The data is in Parquet format and is accessed by Spark jobs. The migration must be completed within 30 days over a 1 Gbps network. Which approach minimizes cost and meets the deadline?

A company is migrating a multi-tier web application to AWS. The application consists of a web server, application server, and Oracle database. Which TWO AWS services should be used to modernize the application while reducing operational overhead?

A company is migrating a monolithic application to AWS. The application currently runs on a single on-premises server with a MySQL database. The company wants to reduce operational overhead and improve scalability. Which combination of AWS services should the company use?

A company wants to migrate a legacy Oracle database to AWS with minimal downtime. The database is 2 TB in size and runs on a single on-premises server. The company requires the ability to cut over quickly and roll back if needed. Which AWS service should be used?

A company is migrating a critical workload to AWS and needs to ensure business continuity. The workload runs on a single EC2 instance with a 500 GB EBS volume. The company requires a Recovery Time Objective (RTO) of 2 hours and a Recovery Point Objective (RPO) of 15 minutes. Which solution meets these requirements with the least operational overhead?

A company is migrating a critical application to AWS and needs to ensure that the migration has minimal downtime. The application runs on a single on-premises server with a local MySQL database. Which strategy provides the lowest downtime?

A company plans to migrate its on-premises VMware VMs to AWS. The company wants to automate the migration of VM images and minimize manual effort. Which AWS service should the company use?

A company is migrating a legacy .NET Framework 4.7 application to AWS. The application uses Windows authentication and COM+ components. Which migration approach is most suitable?

A company is migrating a web application from on-premises to AWS. The application consists of a stateless web tier and a stateful application tier that stores session data in a local file system. The company wants to use AWS Elastic Beanstalk for both tiers. During a test migration, the development team notices that users are being logged out intermittently. The application tier is configured with two EC2 instances behind an internal load balancer. What should the development team do to resolve the issue?

Match each AWS compute service to its use case.

A company is migrating a legacy monolithic application to AWS. The application has a stateful session layer that uses local disk storage. The migration plan involves rehosting the application on Amazon EC2 instances. What architecture change should the company implement to ensure high availability and stateless application tiers?

A company is modernizing a legacy application by refactoring it into microservices. The application uses a monolithic Oracle database. The team wants to use Amazon RDS for Oracle as the migration target. Which migration approach minimizes risk and downtime?

A company is migrating a monolithic application to AWS and wants to modernize it into microservices. The application currently uses a single relational database. Which migration strategy is most appropriate to minimize risk while starting the modernization process?

A company is migrating its on-premises data warehouse to Amazon Redshift. The data warehouse is currently running on a single large server with 10 TB of data. The company wants to minimize downtime and ensure data consistency. Which AWS service should the architect use to perform the migration?

A company is migrating a legacy on-premises .NET application to AWS. The application uses a SQL Server database. The company wants to minimize code changes and reduce licensing costs. Which migration strategy should the company choose?

A company is migrating a critical application to AWS and needs to ensure high availability across two Availability Zones. The application runs on EC2 instances behind an Application Load Balancer (ALB). The database is an on-premises SQL Server that will be migrated later. Which architecture provides high availability for the application tier during the migration?

A company is migrating a legacy application to AWS using the 7 Rs migration strategy. The application is a monolithic Java application running on a single on-premises server with a MySQL database. The company wants to reduce operational overhead and improve scalability. The development team has already containerized the application and tested it locally. The company wants to run the containerized application on AWS without managing the underlying infrastructure. Which AWS service should the company use to deploy the containerized application?

A company is migrating a virtual machine from on-premises to AWS. The VM runs Windows Server 2012 R2. The company wants to minimize changes to the VM. Which AWS service should the company use to migrate the VM?

A company is planning to migrate a Microsoft SQL Server database to Amazon RDS for SQL Server. They want to automate the migration process and minimize manual effort. Which AWS service should they use?

A company is migrating its on-premises data warehouse to Amazon Redshift. The existing system uses PostgreSQL and has 10 TB of data. The migration must be completed within a 4-hour downtime window. The company has a 1 Gbps AWS Direct Connect connection. After starting the migration using AWS DMS with a full load and CDC, the full load takes 6 hours. What should the company do to meet the downtime window?

A company is modernizing its legacy PHP application to run on AWS. The application is currently deployed on a single on-premises server with a LAMP stack. The company wants to use containerization to improve scalability and deployment speed. Which AWS service should be used to run the containers with minimal operational overhead?

A company is migrating a legacy .NET Framework 4.8 application to AWS. The application uses Windows authentication integrated with Active Directory and relies on a shared file system for configuration files. The company wants to minimize operational overhead and use managed services. Which combination of AWS services should the company use to modernize the application?

A company is migrating a legacy .NET Framework 4.7 application to AWS. The application uses Windows Server 2012 R2, IIS, and SQL Server 2014. The company wants to modernize the application to reduce licensing costs and operational overhead. Which THREE actions should the company take? (Choose THREE.)

A company is migrating a .NET application from Windows Server to Linux on EC2. The application uses a proprietary COM+ component that cannot be recompiled. Which migration path should they take?

A company is migrating a legacy application to AWS. The application requires a relational database with read replicas for reporting. The company wants to minimize operational overhead. Which TWO database services meet these requirements?

A company is migrating an on-premises data center to AWS. The company has a large amount of data (50 TB) that needs to be transferred quickly. The internet connection is limited to 100 Mbps. Which TWO methods should the solutions architect consider for the initial data transfer? (Select TWO.)

A company is migrating a legacy batch processing system to AWS. The batch jobs run on a schedule and process files from an FTP server. The company wants a serverless solution. Which THREE AWS services should be combined to implement the solution?

A company is migrating its data warehouse from on-premises to Amazon Redshift. The current on-premises data warehouse runs on a proprietary MPP system. The company wants to minimize downtime and ensure data consistency. The company has a large volume of historical data (30 TB) and daily incremental updates of 10 GB. Which migration approach should the company use?

A company plans to migrate 50 on-premises virtual machines (VMs) to AWS. The migration must be completed within 2 weeks. The VMs run various operating systems and have a total data size of 10 TB. The company has a low-bandwidth internet connection (50 Mbps). Which migration approach minimizes the time to transfer the data?

A company is migrating an application that uses a commercial database to Amazon RDS. The database size is 500 GB. Which migration approach minimizes downtime?

A company is migrating a large-scale batch processing system from on-premises to AWS. The system processes hundreds of thousands of files daily, each file being a few MB in size. The files are received via SFTP and need to be processed within 4 hours. The company wants to use AWS services to build a fully managed, scalable, and cost-effective solution. The current on-premises system uses a single server with a scheduled task that processes files sequentially. The migration should improve throughput and reduce processing time. Which architecture should the company implement?

A company is migrating a virtualized workload to AWS. The current environment uses VMware vSphere. The company wants to migrate the virtual machines (VMs) to AWS with minimal changes. Which AWS service should the company use?

Drag and drop the steps to configure an Application Load Balancer with HTTPS listeners in the correct order.

A company is migrating a web application to AWS and wants to use Amazon ECS with Fargate. The application needs to store session state. Which AWS service should the company use for session state management?

A company is migrating a critical application to AWS. The application requires consistent performance and low latency. The company has selected an instance type that meets the performance requirements. However, during testing, the application experiences variable performance due to CPU stealing from other instances on the same physical host. What should the company do to mitigate this issue?

A company is migrating a legacy application to AWS. The application requires a relational database. The company wants to minimize operational overhead. Which TWO options should the company consider? (Choose two.)

A company wants to migrate a legacy monolithic application to AWS with minimal changes. The application currently runs on a single on-premises server with a Microsoft SQL Server database. The company wants to use AWS managed services to reduce operational overhead. Which combination of services should the company use to meet these requirements?

A company is migrating a web application to AWS and wants to use a content delivery network (CDN) to improve performance. Which TWO AWS services can be used together to achieve this? (Choose TWO.)

A solutions architect is trying to export an EC2 instance as a VM using AWS VM Import/Export. The CLI command fails with the error shown in the exhibit. What is the most likely cause?

A company is migrating a large Oracle database to Amazon Aurora PostgreSQL using AWS DMS. The database is 5 TB and has frequent write operations. The migration must have minimal downtime. Which configuration should be used?

A company wants to modernize a batch processing application that runs on EC2 instances using a cron job. The job processes files from an S3 bucket and takes about 2 hours. They want to reduce operational overhead. Which service should they use?

An organization wants to migrate 50 TB of data from an on-premises NAS to Amazon S3 over a slow internet connection. The migration must be completed within two weeks. Which approach is most appropriate?

A company is migrating an on-premises monolithic application to AWS. The application uses a legacy database that cannot be easily refactored. The company wants to minimize changes to the application code while gaining scalability and high availability. Which migration strategy should the architect recommend?

A company is using AWS Migration Hub to track a server migration. The migration task has failed with the error shown in the exhibit. Which action should the solutions architect take to resolve the issue?

A company is migrating a legacy e-commerce application to AWS. The application includes a web tier, an application tier, and a MySQL database. The company wants to improve scalability and reduce operational overhead. The architect plans to use Amazon RDS for MySQL and refactor the application to use Auto Scaling for the web and application tiers. However, the application currently stores session state locally on the web servers. What should the architect do to address session state management in the new architecture?

A company is migrating a legacy application that uses a network file system (NFS) for shared storage. The application runs on Windows servers. Which AWS storage service should be used for the migration?

A company is migrating a legacy application to AWS. The application uses a proprietary database that is not supported by Amazon RDS. The company wants to minimize changes and use a managed service. Which TWO options should the company consider? (Choose TWO.)

A company is migrating a legacy CRM application from a colocation facility to AWS. The application uses a client-server architecture with a thick client installed on employee desktops. The company wants to reduce desktop administration and provide remote access. Which migration approach should the architect recommend?

A company is migrating a legacy application that uses SOAP web services to AWS. The application currently runs on a single on-premises server. The company wants to minimize changes and reduce operational overhead. Which approach should the company take?

A company is migrating a large on-premises data lake to Amazon S3. They need to transfer petabytes of data over the network securely and efficiently. Which TWO AWS services should they use?

A company is modernizing a legacy application by breaking it into microservices. The application currently uses a single relational database. The company wants to adopt a microservices architecture with separate databases per service. Which THREE patterns should the company consider? (Choose THREE.)

A company is migrating a large-scale Hadoop cluster to Amazon EMR. They want to optimize costs by using transient clusters and storing data in Amazon S3. Which feature should they enable on the EMR cluster to improve performance?

A company is migrating a web application to AWS and wants to use a blue/green deployment strategy to minimize downtime. The application runs on EC2 instances behind an Application Load Balancer (ALB). Which approach should be used?

A company is migrating its on-premises VMware VMs to AWS using AWS MGN. After the test cutover, the migrated EC2 instance fails the health check. The source VM runs Windows Server 2016 with a static IP. What is the most likely cause?

A company is migrating a critical application to AWS and must ensure business continuity with a Recovery Time Objective (RTO) of 1 hour and a Recovery Point Objective (RPO) of 15 minutes. The application runs on a single on-premises server with a 500 GB disk. The current data changes at a rate of 10 MB per minute. Which solution will meet the RTO and RPO requirements with the least operational overhead?

A company wants to migrate its on-premises Oracle database to Amazon RDS for MySQL with minimal downtime. Which AWS service should be used for the initial data load and ongoing replication?

A company is migrating a web application to AWS. The application uses a three-tier architecture with a web server, application server, and MySQL database. The company wants to ensure high availability by deploying across multiple Availability Zones. The web and application servers are stateless. Which solution provides the HIGHEST availability with the LEAST administrative effort?

A company is migrating a critical application from on-premises to AWS. The application uses a shared file system for user uploads and logs. The company wants a highly available, durable, and low-latency solution. Which AWS storage service should the company use?

A company is migrating a multi-tier web application to AWS. The application includes an Apache web server and a MySQL database. The operations team needs to scale the web tier based on CPU utilization while maintaining a static IP for the database. Which combination of AWS services should the solutions architect use?

A company is migrating a stateful web application to AWS. The application currently runs on a single on-premises server and uses local storage for session data. The company wants to make the application highly available and scalable. What should the solutions architect do?

A company is migrating a legacy application to AWS and wants to use a containerized architecture. The application requires persistent storage that can be shared across multiple containers in an Amazon ECS cluster. Which TWO storage solutions should the company consider? (Choose TWO.)

A company plans to modernize an existing .NET Framework 4.7 application running on Windows Server 2012 R2. The company wants to move to a containerized architecture on AWS with minimal code changes. Which service should the company use to meet these requirements?

A company is using AWS DMS to migrate a SQL Server database to Amazon Redshift. The initial full load completed, but the ongoing replication task failed with the error shown. What is the MOST likely cause?

A company is setting up AWS DMS to migrate a database. The trust policy above is attached to the IAM role used by DMS. When testing the connection, DMS reports an authentication error. What is the most likely cause?

A company is migrating a legacy .NET application to AWS. The application uses Windows authentication and has a dependency on a local file system. The company wants to minimize code changes. Which combination of services should be used?

A company is migrating a monolithic application to a microservices architecture on Amazon ECS. The application uses a shared MySQL database. Which THREE strategies should the company use to modernize the data layer?

A company is migrating a critical 3-tier application to AWS. The application consists of a web tier, an application tier, and a PostgreSQL database. The web and application tiers are stateless and run on Linux. The company has deployed the web tier on EC2 instances behind an Application Load Balancer (ALB) across two Availability Zones. The application tier is deployed on EC2 instances in an Auto Scaling group across two Availability Zones. The PostgreSQL database is migrated to Amazon RDS for PostgreSQL with Multi-AZ deployment. The application uses sticky sessions (session affinity) to maintain user sessions on the web tier. After migration, users report that they are frequently logged out and lose session data. The web tier logs show that requests are being routed to different web instances. What is the MOST likely cause of this issue?

A company is planning a hybrid cloud migration and needs to establish a dedicated network connection between its on-premises data center and AWS with consistent low latency. Which AWS service should be used?

A company is migrating a .NET application from Windows Server to AWS. The application uses Microsoft SQL Server. The company wants to reduce licensing costs and minimize operational overhead. Which migration strategy should be recommended?

An IAM policy is attached to a role used by AWS DMS for a database migration from an RDS MySQL instance to an S3 bucket. The migration fails with an access denied error when writing to S3. Which missing permission is the most likely cause?

A company is migrating a monolithic application to AWS. The application currently runs on a single on-premises server and uses a local MySQL database. To reduce migration risk, the company wants to minimize application code changes. Which AWS service should the company use to migrate the database with minimal application modification?

A company is migrating a legacy on-premises application to AWS. The application uses a shared file system for user home directories. Which AWS service should the company use to minimize changes to the application while providing scalable, highly available file storage?

A company is migrating a legacy on-premises application to AWS. The application requires a relational database with Oracle compatibility and the ability to run read replicas across multiple Availability Zones. Which AWS service should the company use to minimize migration effort?

A company is migrating a large-scale data analytics workload from on-premises to AWS. The workload uses Apache Spark to process terabytes of data daily. The company wants to use Amazon EMR for the migration. The current on-premises cluster has 20 nodes, each with 64 vCPUs and 256 GB of RAM. The data is stored in HDFS on the cluster. The company wants to minimize costs while maintaining performance. The data sources are in Amazon S3 and on-premises. The company has set up a dedicated AWS Direct Connect connection. Which EMR configuration should the company use?

A company is migrating a 10 TB Oracle database to Amazon RDS for Oracle. The migration must have minimal downtime. The source database is running on-premises with limited bandwidth (50 Mbps). Which strategy should be used?

A company is migrating a large e-commerce platform to AWS using a lift-and-shift approach. The application consists of a web tier, application tier, and a MySQL database. After migration, users report intermittent slow page loads. The operations team notices high CPU utilization on the application tier instances. Which THREE steps should the team take to address the performance issues?

A company wants to migrate a legacy .NET application to AWS. The application uses Windows authentication and requires a shared file system. Which TWO AWS services should the company use to modernize this application? (Choose two.)

A company is migrating a web application to AWS and wants to modernize it by using a microservices architecture. Which TWO AWS services should the company use to implement service discovery and API gateway functionality?

A company is migrating a stateful application that uses local storage on EC2. They want to modernize to a stateless architecture using Amazon EFS for shared storage. What is the best approach to migrate the existing data?

A company is moving its application from on-premises to AWS. They want to use the same third-party software licenses on AWS. Which AWS purchasing option allows them to bring their own licenses?

A company wants to modernize a legacy monolithic application by decomposing it into microservices. The application handles HTTP requests and uses a MySQL database. The company needs to decouple the microservices and improve scalability. Which AWS services should be used?

A company is migrating a web application to AWS and wants to use a microservices architecture. The application needs to communicate synchronously via REST APIs. Which TWO AWS services should the architect consider for implementing API communication?

A company is migrating a large-scale data warehouse from on-premises to Amazon Redshift. The current on-premises solution uses a proprietary columnar storage format. The company needs to minimize data transformation effort. Which approach should the company take?

A company is modernizing a legacy application by breaking it into microservices. The application uses a shared MySQL database. The team wants to refactor the database to use Amazon DynamoDB for better scalability. Which migration strategy should be used?

A company is migrating a legacy e-commerce platform to AWS. The platform includes a MySQL database that experiences heavy read traffic. The company wants to improve performance and reduce latency for read operations. Which TWO actions should the solutions architect take?

A company is migrating a distributed application that uses a custom TCP protocol between components. The application is deployed on-premises across multiple servers. The company wants to use AWS without modifying the application code. Which approach should the company take to migrate the application while maintaining low latency between components?

A company is migrating a legacy .NET application to AWS. The application currently runs on Windows Server and uses a SQL Server database. The company wants to minimize licensing costs and operational overhead. Which migration strategy should the company use?

A company is migrating a legacy mainframe application to AWS. The application uses a hierarchical database (IMS) and has complex batch processing jobs. The company wants to minimize changes to the application code. Which approach should be taken?

An organization is planning to migrate a large number of on-premises virtual machines to AWS. The migration must be automated and support replication of live workloads with minimal downtime. Which AWS service is best suited for this task?

A company is migrating a multi-tier web application to AWS. The application uses a commercial database that requires a license. The company wants to reduce licensing costs. Which migration strategy should be considered?

A company is migrating a web application to AWS and wants to decouple the frontend and backend tiers to improve scalability. The frontend runs on Amazon EC2 behind an Application Load Balancer (ALB). The backend processes orders asynchronously. Which service should the company use to decouple the tiers?

A company wants to migrate 500 TB of data from an on-premises data center to Amazon S3. The company has a 1 Gbps dedicated network connection to AWS. What is the most cost-effective and time-efficient migration method?

A company is planning to migrate its on-premises infrastructure to AWS. The company wants to assess the current environment and create a migration plan. Which TWO AWS services should be used for discovery and assessment?

A company is modernizing a .NET Framework application to run on AWS. The application currently uses Windows Communication Foundation (WCF) services. The company wants to minimize code changes and run on Linux. Which approach should the company take?

A company is migrating its on-premises applications to AWS. The company has a mix of Windows and Linux servers. The migration team wants to automate the discovery of application dependencies and track the migration progress. Which TWO AWS services should the team use? (Choose TWO.)

A company is using AWS Migration Hub to track a large-scale migration to AWS. The company wants to automate the replatforming of multiple Windows web servers to Amazon EC2 instances running Amazon Linux 2. The migration must be repeatable and minimize manual intervention. Which AWS service should the company use to achieve this?

A company is migrating a legacy application to AWS and needs to ensure that the application can access on-premises resources securely. The company has established an AWS Direct Connect connection. Which AWS service should the company use to route traffic between the VPC and the on-premises network?

An S3 bucket contains thousands of objects under the 'logs/' prefix. The above AWS CLI command is run to list objects larger than 1000 bytes. The command returns an empty array, but there are known objects larger than 1000 bytes. What is the most likely reason?

A company is modernizing a legacy .NET application by containerizing it on Amazon ECS. The application currently uses Windows authentication against on-premises Active Directory. After migrating, the application needs to authenticate users against AWS Managed Microsoft AD. The security team requires that credentials never leave the corporate network. Which solution should the company implement?

A company is modernizing its application by breaking a monolith into microservices on Amazon EKS. The application uses a shared PostgreSQL database. The company wants to implement a database-per-service pattern. The migration must be done with zero downtime. Which approach should the company use?

A company is migrating a legacy application to AWS and needs to ensure compliance with data residency requirements. The application stores personally identifiable information (PII) in an on-premises MySQL database. The company wants to encrypt the data at rest and in transit during the migration. The database will be migrated to Amazon RDS for MySQL. The solutions architect must ensure that all data is encrypted end-to-end. Which combination of steps will meet these requirements?

A company is modernizing a monolithic application by decomposing it into microservices. The application currently uses a single MySQL database. The company wants to use a polyglot persistence approach, with different microservices using the most appropriate database type. The team has limited experience with NoSQL databases. Which strategy should the team use to minimize risk during the migration?

A company is migrating a monolithic application to Amazon ECS. The application currently stores session data in local memory. Which migration strategy should the company adopt to ensure scalability and fault tolerance?

A migration engineer is setting up an AWS DMS task to migrate data from an on-premises Oracle database to Amazon RDS for PostgreSQL. The engineer attaches this IAM policy to the DMS service role. The DMS task fails with an error indicating insufficient privileges. What is the most likely cause?

A company is migrating a batch processing workload to AWS. The workload runs on a scheduled basis and processes large files from an on-premises NFS share. The company wants to use AWS services to replace the on-premises server and minimize operational overhead. Which solution is MOST suitable?

Refer to the exhibit. A solutions architect runs the CLI command to list EC2 instances. The output shows three instances. The architect wants to start the stopped instance and ensure it retains its instance store data. What should the architect do?

A company is planning a large-scale migration of hundreds of applications to AWS. Which TWO strategies should the architect consider to reduce migration risks?

A company wants to automate the migration of on-premises servers to AWS. The migration plan includes discovery, assessment, and automated replication. Which AWS service should the company use?

A small business is migrating its on-premises infrastructure to AWS. The current environment consists of two VMs running a LAMP stack (Linux, Apache, MySQL, PHP) and a separate file server. The business has limited IT staff and wants to minimize operational overhead. They also want to ensure high availability for the web application. The company has a modest budget and is looking for a cost-effective solution. You need to design the migration. Which approach should be taken?

A company is migrating a batch processing workload to AWS. The workload runs a Java application that processes files from an S3 bucket. The company wants to minimize operational overhead. Which AWS service should the company use to run the Java application?

A company is migrating a legacy .NET Framework 4.7 web application to AWS. The application currently runs on Windows Server 2012 R2 with IIS and uses SQL Server Express for local storage. The company wants to minimize re-architecture and reduce operational overhead. Which migration strategy should the company use?

A company is migrating its on-premises VMware VMs to AWS. The company wants to use the same management tools and maintain consistency. Which AWS service should be used for this migration?

A company is migrating a monolithic application to AWS. The application currently runs on a single on-premises server and uses a MySQL database. The company wants to minimize changes to the application code during migration. Which migration strategy should the company use?

A company is migrating a legacy .NET Framework 4.7 application to AWS. The application currently uses Windows Authentication and stores session state in-process. The company wants to minimize code changes and use AWS managed services. Which TWO strategies should the company adopt?

A company is migrating a multi-tier e-commerce application to AWS. The application consists of a web tier, an application tier, and a MySQL database tier. The company wants to improve scalability and availability while reducing administrative overhead. Which THREE actions should the solutions architect take? (Select THREE.)

A company is migrating a large Hadoop cluster to Amazon EMR. The cluster uses HDFS for storage. The company wants to decouple compute and storage to reduce costs. Which approach should the company take?

Drag and drop the steps to configure an S3 bucket as a static website hosting in the correct order.

Refer to the exhibit. A company is using AWS CloudFormation to migrate a serverless application. The stack creation failed. Based on the stack events, what is the root cause of the failure?

A company is migrating a legacy CRM application to AWS. The application uses a proprietary database that is not supported by Amazon RDS. The company wants to minimize licensing costs. The current on-premises deployment uses a single server. Which migration strategy should the company use?

A company is migrating a multi-tier web application to AWS and wants to use Infrastructure as Code (IaC) to automate provisioning. Which AWS services can the company use to define and manage infrastructure declaratively? (Choose TWO.)

A company is planning to migrate a large-scale e-commerce platform from on-premises to AWS. The platform includes a web tier, application tier, and a MySQL database. The company needs to ensure high availability and scalability. Which combination of AWS services should the company use to modernize the application architecture while minimizing operational overhead?

A company is migrating a large number of files from on-premises to Amazon S3. The files are accessed frequently and require low latency. Which TWO AWS services can help accelerate the migration? (Choose TWO.)

A company is migrating a 10 TB Oracle database to Amazon Aurora PostgreSQL. The migration must have minimal downtime and support ongoing replication. The application uses stored procedures and advanced Oracle features. The company has already set up an AWS DMS replication instance and validated connectivity. However, during the full load, DMS reports errors for certain tables containing LOBs. What is the most likely cause and solution?

A company is migrating an on-premises application to AWS and wants to implement a continuous integration/continuous delivery (CI/CD) pipeline. Which TWO AWS services should the company use to build the pipeline?

A company is migrating a monolithic Java application to AWS. The current architecture uses a single Oracle database. The migration plan is to refactor the application into microservices and use separate Amazon RDS for PostgreSQL databases per service. The company also wants to implement a CI/CD pipeline using AWS CodePipeline and AWS CodeBuild. Which tool should the company use to automate the database schema changes for each microservice?

A company wants to assess its on-premises environment for migration to AWS. The assessment should include server utilization, dependencies, and recommendations. Which AWS service provides this capability?

A company is migrating an on-premises Oracle database to AWS. The database is 2 TB in size and has a low-latency connection to AWS via AWS Direct Connect. The company wants to minimize downtime during the migration. Which AWS service should the architect use for the initial data load?

A company is migrating a web application to AWS and wants to automatically scale the application based on CPU utilization. The application runs on a set of EC2 instances behind an Application Load Balancer. Which combination of AWS services should they use?

A company is migrating its on-premises file server to AWS. The file server contains 50 TB of data stored on a Windows Server with NTFS permissions. The company needs to maintain the folder structure and permissions after migration. The migration must be completed within one week. The company has a 100 Mbps internet connection. Which approach should the solutions architect recommend?

A company is planning to migrate a large-scale Hadoop cluster to Amazon EMR. The cluster currently processes batch jobs using a mix of MapReduce and Spark. The company wants to minimize changes to the existing code and operational processes. Which migration approach should the architect recommend?

A company is migrating a critical application to AWS and must ensure high availability across multiple Availability Zones. Which TWO AWS services can be used to distribute traffic across instances in multiple AZs?

A company is migrating an on-premises Oracle database to Amazon Aurora PostgreSQL. They need to minimize downtime and ensure data integrity. Which AWS service should they use for the migration?

A company is modernizing a monolithic application into microservices on AWS. The application currently uses a single SQL database. Which THREE AWS services can help decouple the data layer and enable event-driven communication between microservices?

A company is migrating a legacy application to AWS and needs to decouple the application components. The application currently uses a monolithic architecture with direct calls between components. Which AWS services can help decouple the components? (Choose THREE.)

A company is migrating its on-premises Oracle database to Amazon Aurora PostgreSQL using AWS DMS. The database has several large tables with hundreds of millions of rows. The migration must complete within a 2-hour downtime window. During the full load, DMS is running slowly on large tables. What should the company do to improve performance?

Which TWO AWS services can be used to migrate on-premises applications to AWS without modifying the application code?

A company is migrating a large-scale batch processing system from on-premises to AWS. The system runs millions of short-lived jobs each day. The company wants to minimize operational overhead and cost. Which AWS compute service should the company use?

A company is migrating a batch processing workload to AWS. The workload runs on a schedule and processes large files stored on a network file system. The company wants to use serverless services. Which TWO services should the company use? (Choose TWO.)

A company is migrating a data warehouse from on-premises to Amazon Redshift. The source database is Teradata. The company needs to convert the schema and migrate historical data with minimal downtime. Which THREE services should the company use?

A company is migrating a stateful web application to AWS. The application uses local storage for user sessions. Which AWS service can help make the application stateless and scalable?

A company wants to assess its on-premises environment for migration to AWS. The company needs to collect utilization data for servers and applications. Which AWS service should the company use?

A company is migrating a legacy Windows application to AWS. The application requires a shared file system accessible from multiple EC2 instances in the same VPC. Which AWS service should the company use to meet this requirement with minimal application changes?

A company is migrating a critical application to AWS using the 7 Rs migration strategy. The application has a monolithic architecture and runs on a single large on-premises server. The business wants to reduce operational overhead but cannot afford any downtime. Which strategy should the solutions architect recommend?

A company is modernizing a legacy CRM application to a microservices architecture on AWS. They want to use AWS Lambda for compute and Amazon API Gateway for the API layer. Which THREE design patterns should they consider? (Select THREE.)

A company is migrating a critical application from on-premises to AWS using a lift-and-shift approach. The application requires consistent low-latency access to an on-premises database. Which network solution should the company implement to meet the latency requirement during the migration?

A company is refactoring a legacy .NET application to run on AWS Lambda. The application currently uses Windows authentication and Active Directory. Which approach should the company use to support authentication in the new architecture?

A company is planning to migrate a web application to AWS. The application currently runs on a single on-premises server with a few thousand users. The company wants to use a managed container service and minimize operational overhead. Which AWS service should the company use to run the application?

A company is migrating a 10 TB Oracle database to Amazon Aurora PostgreSQL. The database is business-critical and must have minimal downtime. The company has set up AWS DMS with ongoing replication from the source. During the migration, the company notices that DMS is failing with an error indicating insufficient memory. What should the company do to resolve this issue and complete the migration?

Refer to the exhibit. A company has attached this IAM policy to an IAM role used by an application running on an EC2 instance in a VPC with CIDR 10.0.0.0/16. The application is unable to read objects from the S3 bucket. What is the most likely cause?