15 Linux Interview Questions and Answers for System Administrators

Written By
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Sep 15, 2026

Most Linux interview lists recycle the same 10 questions from a decade ago, and many of the “official” answers are outdated or no longer apply to modern Linux distributions.

While the fundamentals haven’t changed, Linux itself has evolved. Tools like journalctl have replaced older logging methods on many distributions, ss has largely replaced netstat, and several traditional services and commands are no longer the default.

If you’re preparing for a Linux System Administrator, DevOps, or Site Reliability Engineer (SRE) interview, simply memorizing answers isn’t enough.

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