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1. How can you ensure that a sidecar was injected into a pod?

2. How can a pod in the mesh reach an external database without mTLS issues?

3. How do you inject the sidecar proxy manually into a deployment YAML?

4. How do you configure a canary rollout that shifts 20% of traffic to v2 and 80% to v1?

5. How do you split traffic between multiple versions of a service (e.g., v1 and v2) using weight-based routing in VirtualService?

6. How to apply a RequestAuthentication policy to validate JWT tokens?

7. How do you enable tracing using Telemetry CR to export spans to Jaeger?

8. How can you use time-based routing to activate canary after business hours?

9. How do you set up Sidecar custom resource to limit egress traffic to a specific namespace?

10. 01.How do you manually inject a sidecar into a deployment using istioctl?

11. How do you monitor performance of a canary service version using Prometheus metrics?

12. How to inject a sidecar into a Job resource?

13. How do you simulate a staged rollout where traffic is shifted from 10%  50%  100% over time?

14. How can you verify that mTLS is enabled between two services using Kiali?

15. How do you redirect one path to another using VirtualService?

16. How to make sure metrics from a new mesh namespace appear in Prometheus?

17. How to allow communication from a mesh service to an external service like api.example.com?

18. How do you configure basic static routing to route all traffic to version v1 of a service?

19. How do you verify which route was matched in Kiali?

20. How can you define subsets for use in DestinationRule to support version-aware routing?

21. How do you validate and view VirtualService status in OpenShift?

22. How do you inject a sidecar into a StatefulSet manually?

23. How do you add multiple routing rules in a single VirtualService for path and headers?

24. How do you implement a weight-based traffic split (e.g., 80% to v1, 20% to v2)?

25. How do you disable automatic sidecar injection for a namespace?

26. How do you define fallback routing if a version is down?

27. How do you mirror production traffic to a canary service without impacting users?

28. How to use custom weights based on user roles stored in JWT tokens for targeted rollout?

29. How do you roll back a canary release if metrics indicate a problem?

30. How do you verify if automatic injection is enabled for a namespace?

31. How do you use custom headers for A/B testing different frontend UIs?

32. How do you configure retry and timeout settings for a canary version to improve reliability?

33. How do you patch an existing deployment to enable sidecar injection without redeploying the whole YAML?

34. How to automate traffic shifting using progressive rollout with Argo Rollouts + Service Mesh?

35. What annotation is used to enable injection for an individual pod even if namespace injection is disabled?

36. How do you apply separate ServiceMeshMember CR for fine-grained namespace control in OpenShift 4.10+?

37. How do you configure VirtualService to use external domain instead of mesh service?

38. 1.How do you create a new VirtualService to route HTTP traffic to different versions of a service based on headers in OpenShift Service Mesh?

39. How do you mirror traffic to another version for analysis without user impact?

40. How can you match routing rules case-insensitively (e.g., headers)?

41. 11.How do you configure circuit breaking for a service using DestinationRule in OpenShift Service Mesh?

42. How to apply a fault injection rule with VirtualService to simulate a delay?

43. How do you remove a VirtualService from the cluster?

44. How do you create a subset of services for routing purposes using DestinationRule?

45. How do you define a Gateway to expose a service externally on port 80?