A media streaming company collects real-time data and stores it in a disk-optimized database system. The company is not getting the expected throughput and wants an in-memory database storage solution that performs faster and provides high availability using data replication.
Which database should a solutions architect recommend?

A. Amazon RDS for MySQL

B. Amazon RDS for PostgreSQL.

C. Amazon ElastiCache for Redis

D. Amazon ElastiCache for Memcached








 

Suggested Answer: C

Community Answer: C

In-memory databases on AWS Amazon Elasticache for Redis.
Amazon ElastiCache for Redis is a blazing fast in-memory data store that provides submillisecond latency to power internet-scale, real-time applications.
Developers can use ElastiCache for Redis as an in-memory nonrelational database. The ElastiCache for Redis cluster configuration supports up to 15 shards and enables customers to run Redis workloads with up to 6.1 TB of in-memory capacity in a single cluster. ElastiCache for Redis also provides the ability to add and remove shards from a running cluster. You can dynamically scaleout and even scale in your Redis cluster workloads to adapt to changes in demand.
Reference:
https://aws.amazon.com/elasticache/redis/faqs/

https://aws.amazon.com/nosql/in-memory/


This question is in SAA-C02 AWS Certified Solutions Architect – Associate Exam
For getting AWS Certified Solutions Architect – Associate Certificate




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