My Docker Understanding

1.What is Docker?
Docker is management tool for building, running, and managing
containers 

2.What is Container
A container is a runnable instance of an Docker image.A Docker container image is a lightweight, standalone, executable package of software that includes everything needed to run an application.

3.How Docker work?
Docker uses a client-server architecture. The docker client communicates to the docker server using a API, which internally supports to build, run, and distribution of docker containers.

4.How Container work?

What are the components of Docker?
The main components of Docker are

1. Docker Engine (Docker Client /Server )
2. Docker Images
3. Docker Container
4. Docker Registry