Explanation: ElastiCache is a web service that makes it easy to set up, manage, and scale a distributed in memory cache environment in the cloud. It provides a high-performance, scalable, and cost- effective caching solution, while removing the complexity associated with deploying and managing a distributed cache environment. With ElastiCache, you can quickly deploy your cache environment, without having to provision hardware or install software.
Reference:
http://docs.aws.amazon.com/AmazonElastiCache/latest/UserGuide/WhatI…