50 Interview questions for Kubernetes and DevOps Profile for 3-6 years of experience professionals to crack the interview in first attempt

Go through these 50 Questions and check where you stands right now?

1. Can you explain the difference between Docker and Kubernetes?
2. What is a Kubernetes Pod? Can you give an example of how you would use a Pod?
3. How do you scale an application in Kubernetes?
4. What are Kubernetes Services? Can you give an example of how you would use a Service?
5. How do you handle container failures in Kubernetes?
6. What is a Kubernetes Deployment and how does it differ from a Pod?
7. Can you explain the difference between a StatefulSet and a Deployment in Kubernetes?
8. What are the advantages of using Kubernetes over traditional VM-based deployment?
9. Can you explain what Kubernetes Operators are and give an example of how you would use one?
10. What is a Kubernetes Namespace and how would you use it?
11. Can you explain what a Kubernetes Secret is and give an example of how you would use it?
12. How do you configure and manage Kubernetes networking?
13. What is a Kubernetes Ingress and how does it work?
14. Can you explain what a Kubernetes ConfigMap is and give an example of how you would use it?
15. How do you manage Kubernetes resources and ensure efficient resource utilization?
16. What are the best practices for running stateful applications on Kubernetes?
17. Can you explain what Kubernetes Helm Charts are and give an example of how you would use one?
18. How do you monitor Kubernetes clusters and applications running on them?
19. Can you explain what Kubernetes Auto Scaling is and how it works?
20. What are the best practices for security in Kubernetes clusters?
21. Can you explain what Kubernetes Persistent Volumes are and give an example of how you would use them?
22. How do you handle rolling updates and rollbacks in Kubernetes?
23. Can you explain what Kubernetes Configurations are and give an example of how you would use them?
24. How do you manage Kubernetes cluster upgrades?
25. Can you explain what Kubernetes State Metrics are and give an example of how you would use them?
26. What are the best practices for managing and securing Kubernetes secrets?
27. Can you explain what Kubernetes DaemonSets are and give an example of how you would use one?
28. How do you handle data backups and restores in Kubernetes clusters?
29. Can you explain what Kubernetes Admission Controllers are and give an example of how you would use one?
30. What are the best practices for monitoring Kubernetes resource usage and performance?
31. Can you explain what Kubernetes Custom Resource Definitions are and give an example of how you would use them?
32. How do you manage Kubernetes configuration data across multiple clusters?
33. Can you explain what Kubernetes Horizontal Pod Autoscaler is and how it works?
34. What are the best practices for managing Kubernetes updates and upgrades?
35. Can you explain what Kubernetes Event Logs are and how you would use them for troubleshooting?
36. How do you handle Kubernetes cluster failures?
37. Can you explain what Kubernetes Node Affinity is and how it works?
38. What are the best practices for managing Kubernetes RBAC?
39. Can you explain what Kubernetes Network Policies are and give an example of how you would use one?
40. How do you handle Kubernetes pod eviction and rescheduling?
41. Can you explain what Kubernetes Taints and Tolerations are and give an example of how you would use them?
42. What are the best practices for managing Kubernetes ConfigMaps and Secrets?
43. Can you explain what Kubernetes Resource Quotas are and give an example of how you would use them?
44. How do you handle Kubernetes API server failures?
45. Can you explain what Kubernetes Custom Controllers are and give an example of how you would use one?
46. What are the best practices for managing Kubernetes cluster upgrades and rollouts?
47. Can you explain what Kubernetes Node Selector is and how it works?
48. How do you handle Kubernetes network latency and bottlenecks?
49. Can you explain what Kubernetes Container Runtime Interface (CRI) is and how it works?
50. What are the best practices for Kubernetes disaster recovery?

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