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IT Infrastructure · Topic hub

Linux Administration

Linux administration is the base skill for almost every infrastructure role. This hub covers the command line, the filesystem, users and permissions, packages, storage, processes, services, networking and shell scripting, with command references and scenario questions alongside.

Start with lesson 1 Follow the Linux to RHCSA path
114
articles
23
lessons in the learning path
11
kinds of content
Oct 2026
newest article
Who it is for
Students, support engineers and developers who want to manage Linux servers confidently.
Prerequisites
Basic computer skills. No prior Linux experience is needed.

Start here read in this order

  1. What Is Linux, and What Does the Linux Kernel Do?
    Explainer
  2. Linux File System Hierarchy: Place and Find Data Correctly
    Explainer
  3. Top 50 Linux Commands Every Beginner Must Know
    Commands & reference
  4. Linux File Permissions Explained for Beginners | Understanding rwx, chmod, 777, and Octal Binary Modes with Practical Examples
    Explainer
  5. Managing Users and Permissions in Linux | A Complete Guide to Secure Access Control
    Tutorial
  6. Exploring Linux Package Managers | Understanding APT, YUM and DNF for Software Management
    Explainer
  7. Linux Process Management: Track Identity Across Snapshots
    Tools
  8. Linux LVM Explained: Volumes, Thin Pools and Change Decisions
    Explainer
  9. The SSH Command in Linux: Verify Identity Before Connecting
    Commands & reference
  10. Shell Scripting in Linux: Start With a Clear Failure Contract
    Tutorial

This sequence is part of Linux to RHCSA, a 23-lesson learning path.

Concepts explained 32

Showing the newest 8 of 32. The rest are in all articles.

Tutorials 14

Showing the newest 8 of 14. The rest are in all articles.

Commands & reference 14

Showing the newest 8 of 14. The rest are in all articles.

Labs & projects 4

Troubleshooting 1

Comparisons 4

Tools 4

Certification preparation 10

Showing the newest 8 of 10. The rest are in all articles.

Interview preparation 20

Showing the newest 8 of 20. The rest are in all articles.

Careers & course information 10

Showing the newest 8 of 10. The rest are in all articles.

Related news 1

All Linux Administration articles 114, newest first

Hub structure updated 13 Nov 2026. Each article shows its own publication and update dates.