AWS Certified Developer Associate Practice Exam 2025 - Free Developer Associate Practice Questions and Study Guide

The right choice is Elastic Map Reduce (EMR) because it is explicitly designed for processing large datasets quickly and efficiently using frameworks like Apache Hadoop and Apache Spark. EMR simplifies running big data frameworks on the cloud, allowing for sophisticated analysis and processing of huge data volumes. It enables the distribution of data across multiple nodes, which enhances performance and scalability for complex computations.

EMR can manage and automatically provision a cluster of virtual servers to run your workloads. It also supports various integrations with other AWS services, making it easier to work with vast amounts of data stored in different locations, such as Amazon S3. The service allows developers and data scientists to conduct detailed analytics and machine learning workflows without the need to manage the underlying infrastructure manually.

In contrast, Amazon EC2 provides general-purpose virtual machines, which can be used for a variety of applications but are not specifically tailored for big data analytics. Amazon RDS offers managed relational database services, which are great for structured data applications but do not handle complex analyses of large datasets as efficiently as EMR. Lastly, while Amazon S3 is a robust data storage service, it does not perform analysis itself; instead, it serves as a data lake where data can be stored and later analyzed by other services like EM