An application has the following requirements: Performance efficiency of seconds with up to a minute of latency. The data storage size may grow up to thousands of terabytes. Per-message sizes may vary between 100 KB and 100 MB. Data can be stored as key/value stores supporting eventual consistency. What is the MOST cost-effective AWS service to meet these requirements?
A) Amazon DynamoDB
B) Amazon S3
C) Amazon RDS (with a MySQL engine)
D) Amazon ElastiCache

Question

Quizplus · Accepted Answer

Amazon DynamoDB is a key-value store that provides fast and consistent performance, with eventual consistency for large data sets. It can handle data sizes up to thousands of terabytes and supports per-message sizes between 100 KB and 100 MB.

An Application Has the Following Requirements: Performance Efficiency of Seconds