What happens when you run 'docker rmi' on an image that is currently used by a running container?

The command fails with an error

The container is automatically stopped and the image is removed

The image is removed and the container is deleted

The image is removed and the container continues to run

A developer is trying to remove an image with docker rmi but receives an error that the image is being used by a container. The developer has already stopped the container but not removed it. What should the developer do to successfully remove the image?

Run docker rm and then docker rmi

Run docker stop and then docker rmi

Run docker container prune and then docker rmi

A developer needs to run a container from the 'alpine' image and execute the 'echo hello' command inside it, then exit. The image is not yet local. Which command should be used?

docker run -d alpine echo hello

docker pull alpine && docker run -it alpine echo hello

CiscoCertified Network Associate Automation (CCNA Automation)

Domain 4Objective 7

7. Utilize Docker Images in Local Developer Environment 200-901 Practice Questions (Page 4)

Part of the 4.0 Application Deployment and Security domain, which accounts for 15% of the 200-901 exam. Cisco does not publish an official question count, but from its 120-minute exam (~50–80 total, ~8–12 in this domain), expect 1–1 from this objective — we provide 34 practice questions to prepare you well beyond it. (estimate)

34questions here

7free pages

10concepts

15%of the exam

Questions 16–20

16foundation · easy
Which command builds a Docker image from the Dockerfile in the current directory?
Select an answer first
17expert · medium
A developer needs to run a container from an image that is not present locally. The developer also needs to ensure that the container runs in the background and that the container's logs are accessible. Which command should be used?
Select an answer first
18foundation · easy
What happens when you run 'docker rmi' on an image that is currently used by a running container?
Select an answer first
19expert · hard
A developer is trying to remove an image with docker rmi but receives an error that the image is being used by a container. The developer has already stopped the container but not removed it. What should the developer do to successfully remove the image?
Select an answer first
20application · easy
A developer needs to run a container from the 'alpine' image and execute the 'echo hello' command inside it, then exit. The image is not yet local. Which command should be used?
Select an answer first

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7. Utilize Docker Images in Local Developer Environment 200-901 Practice Questions (Page 4)

Questions 16–20

Which command builds a Docker image from the Dockerfile in the current directory?

A developer needs to run a container from an image that is not present locally. The developer also needs to ensure that the container runs in the background and that the container's logs are accessible. Which command should be used?

What happens when you run 'docker rmi' on an image that is currently used by a running container?

A developer is trying to remove an image with docker rmi but receives an error that the image is being used by a container. The developer has already stopped the container but not removed it. What should the developer do to successfully remove the image?

A developer needs to run a container from the 'alpine' image and execute the 'echo hello' command inside it, then exit. The image is not yet local. Which command should be used?

Keep studying — 4.0 Application Deployment and Security