Docker Certified Associate (DCA) Exam - DCA Exam Practice Test

Will this command display a list of volumes for a specific container?
Solution: docker volume inspect nginx'
Correct Answer: B
Is this an advantage of multi-stage builds?
Solution: better caching when building Docker images
Correct Answer: B
Is this the purpose of Docker Content Trust?
Solution: Verify and encrypt Docker registry TLS.
Correct Answer: A
Which of the following is required to install Docker EE from a package repository?
Correct Answer: D
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: The controller managing the pod is autoscaled back to delete the unhealthy pod and alleviate load.
Correct Answer: A
Will this configuration achieve fault tolerance for managers in a swarm?
Solution: an odd number of manager nodes, totaling more than two
Correct Answer: A
Is this a supported user authentication method for Universal Control Plane?
Solution: PAM
Correct Answer: B
The following Docker Compose file is deployed as a stack:

Is this statement correct about this health check definition?
Solution: Health checks test for app health ten seconds apart. If the test fails, the container will be restarted three times before it gets rescheduled.
Correct Answer: B
Is this a type of Linux kernel namespace that provides container isolation?
Solution: Storage
Correct Answer: B
The output of which command can be used to find the architecture and operating system an image is
compatible with?
Correct Answer: D