Chapter 12 – Practicing for the KCNA Exam

Mock exam A

1. C
2. B
3. D
4. D
5. B
6. D. Deployment is the best option because ReplicaSet does not allow rolling updates and StatefulSet is not required for stateless applications.
7. C
8. D
9. A
10. D
11. B
12. D
13. A. DaemonSet is the best option because it can ensure a replica is running on each Kubernetes node.
14. C
15. A, C
16. C
17. D. Containers in one pod can file system mounts and communicate over localhost. All containers of one pod will always run together on the same node.
18. D
19. B
20. D. CI/CD is the correct answer because we need build and test automation and we don’t need automatic deployments. CD is Continuous Delivery in this case.
21. A, C
22. D
23. B. Using namespaces is the best option as it allows to further restrict access by implementing RBAC policies. A team can be restricted to only one namespace.
24. A
25. B
26. B
27. D
28. A, B, C
29. B
30. D
31. C, D
32. B
33. D. HPA is the correct...