Free Docker DCA Exam Questions

Question 1

During development of an application meant to be orchestrated by Kubernetes, you want to mount the /data directory on your laptop into a container. Will this strategy successfully accomplish this? Solution. Set containers. Mounts. hostBinding: /data in the container's specification.

A : Yes

B : No

Answer: B

Question 2

The Kubernetes yaml shown below describes a clusterIP service.Is this a correct statement about how this service routes requests? Solution: Traffic sent to the IP of this service on port 8080 will be routed to port 80 in a random pod with the label aPP: nginx.

A : Yes

B : No

Answer: A

Question 3

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

A : Yes

B : No

Answer: B

Question 4

Which set of commands can identify the publishd port(s) for a container? (Choose 1.)

A : 'docker port inspect', 'docker container inspect'

B : 'docker container inspect', docker port'

C : 'docker info','docker network inspect'

D : 'docker network inspect','docker port'

Answer: B

Question 5

During development of an application meant to be orchestrated by Kubernetes, you want to mount the /data directory on your laptop into a container. Will this strategy successfully accomplish this? Solution. Set containers. Mounts. hostBinding: /data in the container's specification.

A : Yes

B : No

Answer: B