Welcome to the DevOps Interview Questions & Answers repository! This repo is designed to help you prepare for DevOps interviews with real-time questions, practical examples, and scenario-based answers.
- Core DevOps Concepts
- CI/CD Pipeline Questions
- Docker & Kubernetes
- Terraform & Ansible
- Jenkins & Git
- AWS Cloud & Monitoring Tools
- Real-world Scenario-Based Questions
- What is a Docker container, and how is it different from a virtual machine?
- How do you manage persistent storage in Docker?
- Explain the Docker build process and common issues.
- What is the role of a Kubernetes Pod, Node, and Deployment?
- How do you perform rolling updates in Kubernetes?
- Explain how ConfigMaps and Secrets are used.
- What are the key stages in a Jenkins pipeline?
- How can you integrate Jenkins with GitHub for automated builds?
- Describe a real-time CI/CD workflow you’ve implemented.
- How does Terraform differ from CloudFormation?
- How do you handle state management in Terraform?
- Explain idempotency in Ansible playbooks.
- Scenario 1: Jenkins deployment fails due to missing credentials
- Scenario 2: Docker container fails to start due to port conflict
- Scenario 3: Kubernetes pod keeps restarting — how do you debug it?
devops-interview-questions/
│
├── Docker/
│ └── docker-questions.md
├── Kubernetes/
│ └── kubernetes-questions.md
├── Jenkins/
│ └── jenkins-questions.md
├── Terraform/
│ └── terraform-questions.md
└── README.md
Feel free to contribute! If you have new questions or real-world interview experiences, open a pull request or create an issue.