Medium DevOps Engineer questions

34 questions · 10 points each for a correct first answer.

1. 1.Readiness vs liveness probeskubernetes, health-checksmedium
2. 2.Terraform state in a teamterraform, infrastructure-as-codemedium
3. 3.Why use multi-stage buildsdocker, container-securitymedium
4. 4.Kubernetes Service typeskubernetes, networkingmedium
5. 5.Deciding to promote a canarydeployment-strategies, observabilitymedium
6. 6.Cloud credentials in CIci-cd, devsecopsmedium
7. 7.Choosing a CI cache keyci-cd, build-optimizationmedium
8. 8.CPU vs memory limitskubernetes, resource-managementmedium
9. 9.ImagePullBackOff from a private registrykubernetes, troubleshootingmedium
10. 10.Pod stuck Pending on CPUkubernetes, resource-managementmedium
11. 11.Exit code 137kubernetes, troubleshootingmedium
12. 12.HPA shows unknown targetskubernetes, autoscalingmedium
13. 13.NetworkPolicy has no effectkubernetes, networking, securitymedium
14. 14.Node drain hangs foreverkubernetes, reliabilitymedium
15. 15.Console change shows up in planterraform, infrastructure-as-codemedium
16. 16.Bringing an existing bucket under Terraformterraform, infrastructure-as-codemedium
17. 17.Sensitive outputs and stateterraform, secrets-managementmedium
18. 18.Replacement causes downtimeterraform, infrastructure-as-codemedium
19. 19.When Ansible handlers runansible, configuration-managementmedium
20. 20.Matrix jobs cancelled earlygithub-actions, ci-cdmedium
21. 21.Secrets empty on fork PRsgithub-actions, devsecopsmedium
22. 22.Two pipelines for every pushgitlab-ci, ci-cdmedium
23. 23.Running builds on the Jenkins controllerjenkins, ci-cd, devsecopsmedium
24. 24.Argo CD app always OutOfSyncargo-cd, gitops, kubernetesmedium
25. 25.Helm says another operation is in progresshelm, troubleshootingmedium
26. 26.Per-second request rate in PromQLprometheus, observabilitymedium
27. 27.Prometheus memory keeps growingprometheus, observabilitymedium
28. 28.Choosing what to page onobservability, on-callmedium
29. 29.Why run an OpenTelemetry Collectoropentelemetry, observabilitymedium
30. 30.Traces break between servicesopentelemetry, observabilitymedium
31. 31.Running containers as non-rootcontainer-security, kubernetesmedium
32. 32.Cloud key pushed to a public repodevsecops, incident-responsemedium
33. 33.Cloud access from Podscloud-security, kubernetes, awsmedium
34. 34.df says full, du says notlinux, troubleshootingmedium