Starting and stopping containers in Docker - Cheat Sheet & Quick Revision

Recall & Review

beginner

What command starts a Docker container that is already created but stopped?

Use docker start <container_name_or_id> to start a stopped container.

beginner

How do you stop a running Docker container?

Use docker stop <container_name_or_id> to stop a running container gracefully.

intermediate

What is the difference between docker stop and docker kill?

docker stop sends a signal to stop the container gracefully, allowing cleanup. docker kill forces the container to stop immediately.

beginner

How can you start a container and attach to its output in one command?

Use docker run to start a new container and attach to its output immediately.

beginner

What command lists all running containers?

Use docker ps to see all running containers.

Which command starts a stopped Docker container?

A docker stop container_name

B docker start container_name

C docker run container_name

D docker kill container_name

docker start resumes a stopped container. docker run creates and starts a new container.

What does docker stop do?

A Forces immediate container shutdown

B Lists all containers

C Gracefully stops a running container

D Starts a new container

docker stop sends a signal to stop the container gracefully.

How do you see all running containers?

A docker show

B docker ls

C docker list

D docker ps

docker ps lists all running containers.

Which command starts a new container and attaches to it immediately?

A docker run

B docker start

C docker attach

D docker exec

docker run creates and starts a new container and attaches to its output.

What is the effect of docker kill?

A Forces immediate stop of a container

B Gracefully stops a container

C Starts a container

D Removes a container

docker kill forces the container to stop immediately without cleanup.

Explain how to start and stop Docker containers using commands.

Think about commands to resume stopped containers and to stop running ones.

Describe the difference between docker stop and docker kill.

Consider how the container is stopped and if it has time to clean up.