1. What is Docker – in 2 lines?

Docker is a platform where we can package the application in to a containers.

2.What is Container – in 3 lines

Containers are executable components with the combination of application source code and the operating system libraries and dependencies required to run that code in any environment.

3.Top 10 commands with 1 example of using docker container

docker pull
docker run
docker ps
docker ps -a
docker exec
docker stop
docker kill
docker commit
docker login
docker push
docker images
docker rm
docker rmi
docker build

4. 5 commands with 1 example of using docker image

docker image build

docker image history

docker image import

docker image inspect

docker image load

5. 5 commands with 1 example of using docker registry

docker login

docker pull

docker logout

docker kill

docker stats