Docker is a software platform that lets us build applications quickly.
It users containers that have everything the software needs to run including libraries, system tools, code, and runtime.
Dockers are easy to understand by looking at the following diagram
Dockers uses Containers that have the things needed to run a software. We can think of it as a ship with containers on it
AWS supports different types of containers for Dockers
Here is My Linux Docker
For more information on AWS Dockers Please Visit Here