KCNA Practice Test

KCNA Practice Test practice questions, page 5 of 14, with answer review and explanations.

Question 21

How to load and generate data required before the Pod startup?

  1. Use an init container with shared file storage.
  2. Use a PVC volume.
  3. Use a sidecar container with shared volume.
  4. Use another pod with a PVC.

Question 22

What is the core functionality of GitOps tools like Argo CD and Flux?

  1. They track production changes made by a human in a Git repository and generate a human-readable audit trail.
  2. They replace human operations with an agent that tracks Git commands.
  3. They automatically create pull requests when dependencies are outdated.
  4. They continuously compare the desired state in Git with the actual production state and notify or act upon differences.

Question 23

Which Kubernetes resource workload ensures that all (or some) nodes run a copy of a Pod?

  1. ReplicaSet
  2. StatefulSet
  3. DaemonSet
  4. Deployment

Question 24

We can extend the Kubernetes API with Kubernetes API Aggregation Layer and CRDs. What is CRD?

  1. Custom Resource Definition
  2. Custom Restricted Definition
  3. Customized RUST Definition
  4. Custom RUST Definition

Question 25

The Kubernetes project work is carried primarily by SIGs. What does SIG stand for?

  1. Special Interest Group
  2. Software Installation Guide
  3. Support and Information Group
  4. Strategy Implementation Group