Question 1

Is this statement correct? Solution.A Dockerfile stores persistent data between deployments of a container

Options :

A : Yes

B : No

Answer: B

Question 2

You created a new service named 'http' and discover it is not registering as healthy. Will this command enable you to view the list of historical tasks for this service? Solution: 'docker ps http'

Options :

A : Yes

B : No

Answer: B

Question 3

Will this sequence of steps completely delete an image from disk in the Docker Trusted Registry? Solution: Manually delete all layers used by the image on the disk from the Docker Trusted Registry.

Options :

A : Yes

B : No

Answer: B

Question 4

What is the purpose of multi-stage builds?

Options :

A : Better logical separation of Dockerfile instructions for better readability

B : Optimizing images by copying artifacts selectively from previous stages

C : Better caching when building Docker images

D : Faster image builds by allowing parallel execution of Docker builds

Answer: B

Question 5

Does this describe the role of Control Groups (cgroups) when used with a Docker container? Solution: user authorization to the Docker API

Options :

A : Yes

B : No

Answer: B