Term 61
ElastiCache
Amazon ElastiCache is a fully managed, in-memory caching service that speeds up data retrieval from databases and applications by storing frequently accessed data in memory.
Acronym study
Terms 61–90 of 136 DP-900 acronyms and key terms. Each entry includes a plain-English definition and a link to the full 800-word glossary page with exam context and practice questions.
Term 61
Amazon ElastiCache is a fully managed, in-memory caching service that speeds up data retrieval from databases and applications by storing frequently accessed data in memory.
Term 62
ELT (Extract, Load, Transform) is a data integration process where raw data is extracted from source systems, loaded directly into a target system like a data lake or warehouse, and then transformed as needed for analysis.
Term 63
Encryption at rest is the practice of securing stored data by converting it into an unreadable format using cryptographic algorithms, so that even if physical or digital access to the storage medium is obtained, the data remains confidential.
Term 64
Encryption in transit is the process of scrambling data as it moves between two points over a network so that anyone who intercepts it cannot read it.
Term 65
Error Reporting is the automated process of capturing, logging, and notifying relevant systems or personnel about errors that occur in software, hardware, or network components to facilitate diagnosis and resolution.
Term 66
ETL stands for Extract, Transform, Load, a process that moves data from multiple source systems into a single database, data warehouse, or data lake for analysis and reporting.
Term 67
Event Hub is a cloud-based data streaming service that ingests and processes millions of events per second from devices, applications, or systems in real time.
Term 68
Google Cloud Filestore is a managed file storage service that lets you mount a network file system (NFS) to multiple virtual machines simultaneously, just like a shared folder on an office network.
Term 69
A foreign key is a column or set of columns in a database table that links to the primary key of another table, ensuring relational integrity between the two.
Term 70
Amazon FSx is a fully managed Windows file server and Lustre file system service that provides native file storage for Windows workloads and high-performance computing (HPC) in the AWS cloud.
Term 71
A global table is a single database table that is automatically replicated across multiple geographic regions, allowing applications to read and write data with low latency from anywhere in the world.
Term 72
An index is a data structure that speeds up data retrieval operations on a database table or file, much like a book index helps you find topics quickly.
Term 73
Ingress is a Kubernetes API object that manages external access to services within a cluster, typically via HTTP or HTTPS routing rules.
Term 74
Instance store is temporary, block-level storage physically attached to a cloud virtual machine that provides high performance but loses all data when the instance is stopped or terminated.
Term 75
IoT Hub is a managed cloud service in Azure that acts as a central message hub for secure, bidirectional communication between IoT devices and the cloud.
Term 76
A set of machines, called nodes, that work together to run and manage containerized applications using Kubernetes orchestration software.
Term 77
A linked service is a connection definition in Azure Data Factory or Azure Synapse that tells the service how to connect to an external data source or compute resource.
Term 78
Looker Studio is a cloud-based data visualization and business intelligence platform that lets you create interactive dashboards and reports from various data sources.
Term 79
A managed identity is an automatically managed service principal in Azure that allows your code to authenticate to any service that supports Azure AD authentication without storing credentials.
Term 80
Mapping data flow is the process of visually or programmatically defining how data moves from source to destination, including transformations and processing steps, within Azure data services.
Term 81
Memcached is a high-performance, distributed memory caching system that speeds up dynamic web applications by storing data in RAM to reduce database load.
Term 82
A fully managed in-memory data store service that provides Redis and Memcached for caching, session storage, and real-time data processing.
Term 83
Microsoft Purview is a unified data governance and compliance service that helps organizations discover, manage, and protect their data across on-premises, cloud, and hybrid environments.
Term 84
Multi-AZ RDS is a database deployment option that automatically maintains a synchronous standby replica in a different Availability Zone to provide high availability and automatic failover.
Term 85
Neptune is a fully managed database service by AWS designed specifically for graph database workloads, using property graph and RDF models.
Term 86
A node pool is a group of virtual machines (nodes) within a container orchestration cluster that share the same configuration, such as machine size, operating system, and scaling settings, allowing you to manage them as a single unit.
Term 87
A non-relational database is a type of database that stores data in flexible formats like documents, key-value pairs, graphs, or wide-columns, rather than the rigid tables and rows used in relational databases.
Term 88
Normalization is the process of organizing data in a database to reduce redundancy and improve data integrity by dividing large tables into smaller, related tables and defining relationships between them.
Term 89
OLAP (Online Analytical Processing) is a computing approach that enables users to quickly and interactively analyze multidimensional data from multiple perspectives for business intelligence and decision support.
Term 90
OLTP (Online Transaction Processing) is a data processing system designed to manage and record high volumes of real-time transactions, such as bank deposits or online purchases, quickly and reliably.