Online Access Free Docker.DCA.v2022-05-03.q65 Practice Test (Page 2)

DCA Exam Question 1

The following health check exists in a Dockerfile:
'HEALTCHECK
CMD curl --fail http://localhost/health || exit 1'
Which of the following describes its purpose?

A.Defines the health check endpoint on the local host interface for containers to monitor the health of the docker engine.

B.Defines the health check for the containerized application so that the application health can be monitored by the Docker engine

C.Defines the health check endpoint on the localhost interface for external monitoring tools to monitor the health of the docker engine.

D.Defines the action taken when container health fails, which in this case will kill the container with exit status 1.

DCA Exam Question 2

Which of the following commands wifi automatically create a volume when a container is started?

A.'docker container run --name nginxtest --volumes myvol:/app:new nginx'

B.'docker container run --name nginxtest -v myvol:/app nginx'

C.'docker container run --name nginxtest --volumes=/app nginx'

D.'docker container run --name nginxtest -v /app:mount nginx'

DCA Exam Question 3

Is this the purpose of Docker Content Trust?
Solution: Verify and encrypt Docker registry TLS.

A.Yes

B.No

DCA Exam Question 4

A Kubernetes node is allocated a /26 CIDR block (64 unique IPs) for its address space.
If every pod on this node has exactly two containers in it, how many pods can this address space support on this node?

A.32

B.64 for every service routing to pods on this node

C.64

D.32 In every Kubernetes namespace

DCA Exam Question 5

A users attempts to set the system time from inside a Docker container are unsuccessful. Could this be blocking this operation?
Solution: Linux capabilities