Explanation: Amazon EBS stands for Elastic Block Store. It is a persistent storage that allows you to store the data of the Amazon EC2 Instances in a separated virtual storage automatically replicated within its Availability Zone in order to prevent component failure; with Amazon EBS the customer can add more storage every time they need it, and also add more performances with Amazon EBS Provi-sioned IOPS. Reference: http://docs.aws.amazon.com/AWSEC2/latest/UserGuide/AmazonEBS.html