Docker Container Lifecycle Management Quiz

1. Which command pauses a running container without stopping it?

Docker pause

Docker suspend

Docker freeze

Docker hold

2. Which command shows resource usage statistics for running containers?

Docker stats

Docker usage

Docker monitor

Docker metrics

3. How do you rename a container?

Docker rename old_name new_name

Docker mv old_name new_name

Docker update --name new_name

Docker modify --name new_name

4. What does 'docker attach' do?

Connects your terminal to a running container's stdin/stdout

Attaches a volume to a container

Connects two containers together

Attaches a network to a container

5. Which command displays detailed information about a container?

Docker inspect

Docker details

Docker info

Docker describe

6. What flag allows interactive access to a running container?

-it (interactive terminal)

-i (input)

-t (tty)

-a (attach)

7. How do you execute a command inside a running container?

Docker exec

Docker run

Docker command

Docker invoke

8. Which flag follows a container's logs in real-time?

-f (follow)

-t (tail)

-r (real-time)

-w (watch)

9. What command displays the logs of a container?

Docker logs

Docker output

Docker view

Docker show

10. How do you resume a paused container?

Docker unpause

Docker resume

Docker start

Docker continue

11. Which Docker command creates a new container from an image without starting it?

Docker create

Docker init

Docker build

Docker prepare

12. What does the --rm flag do when used with 'docker run'?

Automatically removes the container when it exits

Removes all previous containers

Prevents the container from being removed

Removes the image after running

13. Can you remove a running container without stopping it first?

Yes, with the -f flag

No, it must be stopped first

Only if it was created with --rm

Only as root user

14. Which command removes a stopped container?

Docker rm

Docker remove

Docker delete

Docker purge

15. What is the difference between 'docker stop' and 'docker kill'?

Stop sends SIGTERM; kill sends SIGKILL immediately

Kill is for background containers only

Stop is permanent; kill is temporary

They are identical

16. Which command gracefully stops a running container?

Docker stop

Docker kill

Docker halt

Docker pause

17. How can you view all containers, including stopped ones?

Docker ps -a

Docker ps --all

Docker container ls -a

All of the above

18. What does the 'docker ps' command display by default?

Running containers only

All containers including stopped ones

Images on the system

Container port mappings

19. Which flag in 'docker run' allows a container to run in the background?

-d (detach)

-b (background)

-bg

-daemon

20. What is the primary difference between 'docker run' and 'docker start'?

Run creates and starts a new container; start resumes a stopped container

Run is for images; start is for containers

Run is faster than start

Start requires explicit container naming

Docker Associate Container Lifecycle Management Quiz