Free Access Docker.DCA.v2022-05-09.q63 Practice Test (Page 10)

Question 41

A server is running low on disk space. What command can be used to check the disk usage of images,
containers, and volumes for Docker engine?

A.'docker system free'

B.'docker system prune'

C.'docker system df'

D.'docker system ps'

Question 42

Does this command display all the pods in the cluster that are labeled as 'env: development'?
Solution: 'kubectl get pods --all-namespaces -I env=development'

A.No

B.Yes

Question 43

Which statement is true?

A.ENTRYPOINT cannot be used in conjuction with CMD

B.CMD is used to run the software is the image along with any arguments

C.ENTRYPOINT cannot be overriden in the "docker container run" command

D.CMD shell format uses this form ["param", param", "param"]

Question 44

Will this command ensure that overlay traffic between service tasks is encrypted?
Solution: docker network create -d overlay --secure

A.Yes

B.No

Question 45

One of several containers in a pod is marked as unhealthy after failing its livenessProbe many times. Is this the action taken by the orchestrator to fix the unhealthy container?
Solution: Kubernetes automatically triggers a user-defined script to attempt to fix the unhealthy container.