Docker DCA Docker Certified Associate (DCA) Exam Online Training
Docker DCA Online Training
The questions for DCA were last updated at Jul 19,2025.
- Exam Code: DCA
- Exam Name: Docker Certified Associate (DCA) Exam
- Certification Provider: Docker
- Latest update: Jul 19,2025
You are troubleshooting a Kubernetes deployment called api, and want to see the events table for this object. Does this command display it?
Solution: kubectl logs deployment api
- A . Yes
- B . No
You are troubleshooting a Kubernetes deployment called api, and want to see the events table for this object. Does this command display it?
Solution: kubectl events deployment api
- A . Yes
- B . No
You are troubleshooting a Kubernetes deployment called api, and want to see the events table for this object. Does this command display it?
Solution: kubectl describe deployment api
- A . Yes
- B . No
Will this Linux kernel facility limit a Docker container’s access to host resources, such as CPU or
memory?
Solution: seccomp
- A . Yes
- B . No
Will this Linux kernel facility limit a Docker container’s access to host resources, such as CPU or memory?
Solution: namespaces
- A . Yes
- B . No
Will this Linux kernel facility limit a Docker container’s access to host resources, such as CPU or memory?
Solution: cgroups
- A . Yes
- B . No
An application image runs in multiple environments, with each environment using different certificates and ports.
Is this a way to provision configuration to containers at runtime?
Solution: Provision a Docker config object for each environment.
- A . Yes
- B . No
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: Add a volume to the pod that sets hostPath.path: /data, and then mount this volume into the pod’s containers as desired.
- A . Yes
- B . No
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: Create a PersistentVolume with storageciass: "" and hostPath: /data, and a persistentVolumeClaim requesting this PV. Then use that PVC to populate a volume in a pod
- A . Yes
- B . No
Is this an advantage of multi-stage builds?
Solution: optimizes Images by copying artifacts selectively from previous stages
- A . Yes
- B . No