DEVOPS

DEVOPS INTERVIEW QUESTIONS

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Curriculum

Topic

what is devops and how do you measure whether a team is doing it well1:53
explain the difference between continuous integration, continuous delivery, and continuous deployment1:57
what is the _shift-left_ principle and give three concrete examples of how it changes a development process_2:06
what is gitops and how does it differ from traditional ci_cd_1:48
explain microservices vs. monolith architecture. when would you recommend keeping a monolith_2:04
walk me through the stages of a production ci_cd pipeline. what happens from git push to production_1:51
what is trunk-based development and why do high-performing teams use it over gitflow_1:50
a developer merges a pr and 10 minutes later the error rate in production spikes to 15%. walk me through your response.2:02
what is a jenkinsfile and how does declarative pipeline syntax work_1:57
how does github actions differ from jenkins_ when would you choose one over the other_1:53
what is the difference between a container and a virtual machine at the kernel level_2:08
explain kubernetes pods, deployments, and statefulsets. when would you use each_2:09
how does kubernetes handle self-healing_ walk through what happens when a pod crashes.1:57
what is kubernetes ingress and how does it differ from a loadbalancer service_1:56
how does horizontal pod autoscaling (hpa) work in kubernetes_2:03
what is a kubernetes configmap vs. a secret_ how do you manage secrets safely in production_2:10
what is a kubernetes resource request vs. a limit_ what happens if you set them incorrectly_2:05
explain terraform state. what are the risks of using local state in a team environment and how do you mitigate them_1:53
what is the difference between ansible and terraform_ can you give a concrete example of using both together_2:02
explain slos, slis, and error budgets. how does an error budget change engineering behavior_2:00