Online Access Free Docker.DCA.v2022-05-03.q65 Practice Test (Page 11)

DCA Exam Question 46

Which command interactively monitors all container activity in the Docker engine?

A.docker container events

B.docker system events

C.docker system logs

D.docker container logs

DCA Exam Question 47

Two pods bear the same label, app: dev.
Will a label selector matching app: dev match both of these pods?

A.Yes, if the pods are in the same Kubernetes namespace as the object bearing the label selector

B.Yes, if both pods were pre-existing when the label selector was declared.

C.Yes, if the pods are in the same Kubernetes namespace as the object bearing the label selector and both pods were preexisting when the label selector was declared.

D.Yes, as long as all the containers in those pods are passing their livenessProbes and readinessProbes.

DCA Exam Question 48

Which of the following commands will ensure that overlay traffic between service tasks is encrypted?

A.docker network create -d overlay -o encrypted=true <network-name>

B.docker service create --network <network-name> --encrypted <service-name>

C.docker network create -d overlay --secure <network-name>

D.docker service create --network <network-name> --secure <service-name>

DCA Exam Question 49

Is this a function of UCP?
Solution: enforces the deployment of signed images to the cluster

A.No

B.Yes

DCA Exam Question 50

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