Docker is a platform to deploy containerized applications.
Container is an instance of the application which can run on docker env. Docker Containers are created using docker images.
Docker works by using the host operating systems kernel and run the containers.
Login to docker hub and search for the docker image. Use the docker run command to run docker image on the docker environment. The commands such run, stop, pause , kill etc can be used to manage the running container.
Docker engine, Docker image, docker container