SAP-C02 Practice Question: Accelerate Workload Migration and Modernization
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?
Answer choices
Why each option matters
Answer the question above first, then reveal the full breakdown to understand why each option is right or wrong.
Correct answer & explanation
✓
Rehost the application on EC2 Windows instances and use Amazon RDS for SQL Server.
Rehosting on EC2 Windows with RDS SQL Server minimizes changes and supports Windows authentication. Option A is wrong because re-platforming to Linux may break .NET dependencies. Option B is wrong because refactoring to serverless requires significant code changes. Option D is wrong because moving to Aurora PostgreSQL requires code changes.
Answer analysis
Option-by-option breakdown
For each option: why learners choose it and why it is or isn't the right answer here.
- ✗
Replatform the application to use Amazon Aurora PostgreSQL with AWS DMS.
Why it's wrong here
Requires database conversion and potential code changes.
- ✗
Refactor the application into microservices using AWS Lambda and Amazon DynamoDB.
Why it's wrong here
Requires significant code changes and database migration.
- ✓
Rehost the application on EC2 Windows instances and use Amazon RDS for SQL Server.
Why this is correct
Rehosting minimizes code changes and supports Windows authentication.
- ✗
Re-platform the application to run on Amazon Linux and use Amazon RDS for MySQL.
Why it's wrong here
Linux does not support .NET Windows authentication easily; MySQL is different database.
Quick reference
Cloud Service Model Comparison
| Model | You Manage | Provider Manages | Examples |
|---|---|---|---|
| IaaS | OS, runtime, apps, data | Hardware, hypervisor, networking | EC2, Azure VMs, GCP Compute Engine |
| PaaS | Apps and data | OS, runtime, middleware, hardware | Elastic Beanstalk, Azure App Service |
| SaaS | Data and settings only | Everything else | Microsoft 365, Salesforce, Workday |
| FaaS / Serverless | Function code only | Infra, scaling, runtime | Lambda, Azure Functions, Cloud Run |
| CaaS | Containers and apps | Kubernetes, OS, hardware | EKS, AKS, GKE |
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Written by Johnson Ajibi, MSc IT Security
Senior Network & Security Engineer · founder of Courseiva
This SAP-C02 practice question is part of Courseiva's free Amazon Web Services certification practice question bank. Courseiva provides original exam-style practice questions with explanations, topic-based practice, mock exams, readiness tracking, and study analytics to help learners prepare for the SAP-C02 exam.