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Cloud & DevOps Engineering Interview Questions & Answers

Docker containers, Kubernetes, CI/CD pipelines, AWS fundamentals, and microservices.

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What checks belong in a useful CI pipeline for a web service?

Run fast feedback first: formatting or linting where useful, compilation or type checks, focused unit tests, and integration checks for important boundaries. Build a reproducible artifact and apply ap...

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How do readiness, liveness, and startup probes serve different purposes in Kubernetes?

Readiness indicates whether a container should receive traffic through the relevant service routing. Liveness determines whether a running container should be restarted after repeated failures. A star...

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What does infrastructure as code provide beyond a script that creates servers?

Infrastructure as code records desired infrastructure in versioned, reviewable configuration and supports reproducible changes through a defined tool workflow. Depending on the tool, state tracks reso...

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How would you perform a canary release and decide whether to continue or roll back?

Deploy the new version to a small, representative portion of traffic and compare it with a stable baseline. Define decision thresholds for error rate, latency, resource use, and relevant business outc...

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