Free Practice Docker DCA Exam Questions 2025

Stay ahead with 100% Free Docker Certified Associate DCA Dumps Practice Questions

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Total 185 Questions | Updated On: Jun 05, 2025

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Question 1

You want to create a container that is reachable from its host's network. Does this action accomplish this? Solution: Use network attach to access the containers on the bridge network

A : Yes

B : No

Answer: B

Question 2

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

A : Yes

B : No

Answer: A

Question 3

An application image runs in multiple environments, and each environment uses different certificates and ports, what is the best practice to deploy the containers?

A : Create a Dockerfile for each environment, specifying ports and ENV variables for certificates.

B : Create a Dockerfile for each environment, specifying ports and Docker secrets for certificates.

C : Create images that contain the specific configuration for every environment.

D : Create a config file for each environment.

Answer: D

Question 4

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.

A : Yes

B : No

Answer: B

Question 5

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 any pod with the label app: nginx on port 8080 will be forwarded to

port 80 in that pod.

A : Yes

B : No

Answer: A

Page: 1 / 37

Total 185 Questions | Updated On: Jun 05, 2025

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