🚀 DevOps Interview Questions & Answers

📌 About This Repository

Welcome to DevOps Interview Questions & Answers – your one-stop destination for mastering DevOps, Cloud, and SRE interviews! 🚀

This repository contains 550+ carefully curated interview questions with detailed answers, covering all major DevOps tools, cloud platforms, and best practices. Whether you're a beginner preparing for your first DevOps job or an experienced engineer aiming for top-tier roles, this resource will help you understand core concepts, ace technical interviews, and build confidence.

We cover:
✅ DevOps Fundamentals – CI/CD, Automation, Infrastructure as Code (IaC)
✅ Cloud Providers – AWS, Azure, GCP, OpenStack
✅ Containers & Orchestration – Docker, Kubernetes, Helm
✅ CI/CD & Automation – Jenkins, ArgoCD, GitHub Actions
✅ Monitoring & Logging – Prometheus, Grafana, ELK Stack
✅ Networking & Security – DNS, Load Balancing, SSL, Firewalls
✅ Scripting & Configuration Management – Ansible, Terraform, Bash, Python
✅ DevOps Interview Scenarios & Real-World Problems
✅ PDFs & Study Docs – Downloadable guides, cheat sheets & interview prep materials

Important

📜 New! Access PDFs & Docs for structured learning and quick revision. 🚀

Each section is well-structured with questions categorized by difficulty level:
🟢 Beginner | 🟡 Intermediate | 🔴 Advanced

💡 Bonus: We also provide real-world use cases, troubleshooting scenarios, and best practices to ensure you're interview-ready!

🔥 New questions and updates will be added regularly! Stay tuned.

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💡 New to DevOps Interviews? Start with our Beginner's Guide to get a roadmap!

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📂 Topics Covered

Important

This repository is structured into multiple categories to help you navigate easily:

✅ DevOps Fundamentals: What is DevOps? Key principles and SDLC integration
✅ Cloud Computing: AWS, Azure, GCP, OpenStack, Cloud-Native Services
✅ CI/CD Pipelines: Jenkins, GitHub Actions, GitLab CI/CD, ArgoCD
✅ Containers & Orchestration: Docker, Kubernetes, Helm, OpenShift
✅ Infrastructure as Code: Terraform, Ansible, CloudFormation
✅ Monitoring & Logging: Prometheus, Grafana, ELK Stack, New Relic
✅ Networking & Security: Firewalls, Load Balancers, IAM, SSL/TLS
✅ Scripting & Automation: Bash, Python, YAML, Groovy
✅ DevOps Best Practices & Real-World Scenarios

📜 Currently, the repository contains over 550+ handpicked DevOps questions!

Note

This repository is meant to provide realistic interview questions and not just theoretical answers. Expect scenario-based and practical discussions!

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📂 Repository Structure

We have organized the questions based on DevOps tools and concepts:

📦 devops-interview-questions  
 ├── 📁 core-concepts/             # DevOps fundamentals  
 ├── 📁 cloud/                     # AWS, Azure, GCP, OpenStack  
 ├── 📁 ci-cd/                     # Jenkins, GitHub Actions, GitLab CI/CD  
 ├── 📁 containers/                # Docker, Kubernetes, Helm  
 ├── 📁 infrastructure-as-code/     # Terraform, Ansible, CloudFormation  
 ├── 📁 monitoring-logging/         # Prometheus, Grafana, ELK Stack  
 ├── 📁 networking-security/        # IAM, Firewalls, Load Balancers  
 ├── 📁 automation-scripting/       # Bash, Python, YAML, Groovy  
 ├── 📁 best-practices/             # Real-world scenarios & case studies  
 ├── 📁 mock-interviews/            # Mock interview questions and solutions  
 ├── 📁 cheat-sheets/               # Quick reference guides  
 ├── 📁 docs/                       # Folder for PDFs & Docs 
 ├── 📄 CONTRIBUTING.md             # Contribution guidelines  
 ├── 📄 LICENSE                     # License information  
 └── 📄 README.md                   # Project overview (this file)  

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🔥 Quick Access to Questions

Category	📂 Folder	🔗 Link
DevOps Core Concepts	core-concepts/	View Questions
AWS, Azure, GCP	cloud/	View Questions
Jenkins, GitHub Actions	ci-cd/	View Questions
Docker, Kubernetes	containers/	View Questions
Terraform, Ansible	infrastructure-as-code/	View Questions
Prometheus, ELK Stack	monitoring-logging/	View Questions
IAM, Security, Networking	networking-security/	View Questions
Scripting & Automation	automation-scripting/	View Questions
Mock Interviews & Scenarios	mock-interviews/	View Questions
Cheat Sheets	cheat-sheets/	View Questions
DevOps Interview Q&A PDF	docs/	Download

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📌 How to Use This Repository

Important

If you're new to DevOps or interview preparation, follow this structured learning path:

1️⃣ Beginner? Start Here!

• Read the DevOps Fundamentals section first.
• Learn the basics of Git, Linux, and CI/CD.
• Follow the Beginner’s Roadmap (coming soon).

2️⃣ Practicing for Interviews?

• Explore topic-wise interview questions.
• Use the Q&A format to reinforce your understanding.
• Try solving questions before checking the answers.

3️⃣ Want to Contribute?

• Add new questions/answers via Pull Requests (PRs).
• Share real interview experiences in the Discussions section.

🔗 Jump to the Interview Questions

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🔥 Mock Interviews & Real-World Scenarios

Note

In addition to standard interview questions, we include:
✅ Real-world problems DevOps engineers face
✅ Kubernetes troubleshooting case studies
✅ CI/CD pipeline failures & debugging challenges
✅ Cloud deployment strategies & best practices
✅ Networking & Security compliance scenarios

📌 Check Out Mock Interviews & Scenarios

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📖 DevOps Cheat Sheets & Quick References

We provide cheat sheets for quick learning and interview revision:
📌 Linux Commands Cheat Sheet
📌 Git & GitHub Cheat Sheet
📌 Docker & Kubernetes Commands
📌 Jenkins & CI/CD Pipeline Examples

📌 Explore Cheat Sheets

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📝 DevOps Interview PDFs & Docs

Looking for downloadable PDFs of DevOps interview questions, cheat sheets, and study guides? We've got you covered! 🚀

📂 What You’ll Find Here:
✔️ DevOps Interview Questions (PDF Format) – Download 550+ curated questions in one file
✔️ Cheat Sheets & Quick References – Linux, Git, Kubernetes, Docker, Terraform, and more
✔️ Mock Interview Scenarios & Case Studies – Real-world troubleshooting and hands-on challenges
✔️ Cloud & DevOps Roadmaps – Step-by-step learning paths for AWS, Azure, GCP, and Kubernetes

📥 Download PDFs & Docs

📌 Want to contribute? If you have useful PDFs, case studies, or additional questions, feel free to submit a pull request!

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🤝 Contribute

💡 Want to add questions or improve answers? Your contributions are welcome!

📑 How to contribute:
1️⃣ Fork this repository.
2️⃣ Add your questions/answers in the relevant folder.
3️⃣ Submit a pull request with clear explanations.
4️⃣ Help improve and maintain this valuable resource for the community!

📄 Read the CONTRIBUTING.md for detailed guidelines.

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🚀 What's Coming Next?

✅ More Real-World Case Studies
✅ Cloud & Kubernetes Troubleshooting Questions
✅ DevOps Roadmaps for Beginners & Experts
✅ Live Mock Interview Recordings (YouTube/Blog)

📌 Follow for Updates:
🔗 GitHub: @NotHarshhaa
📝 Blog: ProDevOpsGuy
💬 Telegram Community: Join Here

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⭐ Support This Project

If this repository helped you, please:
✅ Star ⭐ the repository
✅ Share it with fellow DevOps learners
✅ Contribute by adding new questions

🚀 Happy Learning & Best of Luck for Your DevOps Interviews! 🚀