DevOps Interview Questions
CI/CD, containerization, orchestration, infrastructure as code, monitoring, deployment strategies, and automation
10 interview questions in this category to help you prepare for your next interview.
What are canary deployments?
Release new version to a small subset of users first.
How does Infrastructure as Code improve DevOps practices?
IaC ensures reproducible, version-controlled infrastructure.
Explain the concept of SRE (Site Reliability Engineering).
SRE ensures reliability by applying software engineering to operations.
How do you ensure security in DevOps pipelines?
By integrating security early (DevSecOps).
What is GitOps?
GitOps uses Git as the source of truth for infrastructure and app deployments.
Explain rolling updates in Kubernetes.
Gradually replace old pods with new pods to avoid downtime.
What is monitoring vs observability?
Monitoring = tracking metrics/logs, Observability = deep system insight.
What are blue-green deployments?
A release technique with two environments: blue (current) and green (new).
Explain the difference between Docker and Kubernetes.
Docker = containerization; Kubernetes = orchestration of containers.
What is CI/CD and why is it important?
Continuous Integration/Continuous Deployment ensures faster, reliable software delivery.