Getting Started
Welcome to the Linux & System Administration collection: 200 interview questions with detailed answers, covering kernel internals, systemd, storage, performance and troubleshooting. Questions are graded into three difficulty levels so you can climb at your own pace.
Question Categories
Work through the levels in order — each one builds on the last. Start where you can answer without notes, then keep climbing.
Beginner Level Questions
Go to Beginner Level Questions- Part 1: Linux Architecture, Processes & Memory Management
Intermediate Level Questions
Go to Intermediate Level Questions- Part 2: Kernel Tuning, Sockets & Performance Troubleshooting
Advanced Level Questions
Go to Advanced Level Questions- Part 3: Advanced Linux Internals, Storage & Low-Level Troubleshooting
Don't just read the answers — answer out loud first, then compare. Interviews test recall under pressure, not recognition.
Contribute & Stay Updated
When sharing scripts, include comments explaining the logic and add error handling examples. This helps others learn best practices.
Want to contribute?
We welcome contributions! If you have insights, new tools, or improvements, feel free to submit a pull request.
How to Contribute?
- Read the CONTRIBUTING.md guide.
- Fix errors, add missing topics, or suggest improvements.
- Submit a pull request with your updates.
Stay Updated:
Star the repository to get notified about new updates and additions.
Join discussions in GitHub Issues to suggest improvements.
Connect With Us
- GitHub: @NotHarshhaa
- Blog: ProDevOpsGuy Tech
- Telegram Community: Join Here
The level pages cover the curated path. This page holds the complete raw collection — every question from the source bank, in exam order.