Linux Administration
Course Index
50 Lessons · 4 Levels
Master Linux administration from fundamentals to production systems — networking, security, storage, bash scripting, containers, cloud environments and DevOps pipelines.
50Lessons
4Levels
1Project
FreeAccess
Level I
Linux Fundamentals
Lessons 1–10
Lesson 01
What is Linux and Why It Matters
Lesson 02
Linux Distributions Overview
Lesson 03
Linux File System Structure
Lesson 04
Basic Linux Commands
Lesson 05
Working with Files and Directories
Lesson 06
File Permissions and Ownership
Lesson 07
Users and Groups Basics
Lesson 08
Linux Editors (vi, nano)
Lesson 09
Linux Help and Documentation
Lesson 10
Linux Best Practices for Beginners
Level II
User, Process & Package Management
Lessons 11–25
Lesson 11
User and Group Management
Lesson 12
Password Policies and Aging
Lesson 13
Package Management
Lesson 14
System Services and systemd
Lesson 15
Process Management
Lesson 16
Job Scheduling (cron, at)
Lesson 17
Environment Variables
Lesson 18
Disk Partitioning and Mounting
Lesson 19
File System Types
Lesson 20
Disk Usage and Cleanup
Lesson 21
Log Files and Log Rotation
Lesson 22
Monitoring System Resources
Lesson 23
Managing Software Repositories
Lesson 24
Linux Boot Process
Lesson 25
Linux Administration Best Practices
Level III
Networking, Security & Storage
Lessons 26–40
Lesson 26
Linux Networking Basics
Lesson 27
Network Configuration and Troubleshooting
Lesson 28
SSH and Secure Access
Lesson 29
Firewall Management
Lesson 30
SELinux Basics
Lesson 31
Linux Security Best Practices
Lesson 32
File Sharing (NFS, Samba)
Lesson 33
Storage Concepts (LVM)
Lesson 34
Backup and Restore Strategies
Lesson 35
Time Synchronization
Lesson 36
Kernel Basics
Lesson 37
Kernel Parameters and Tuning
Lesson 38
Performance Monitoring Tools
Lesson 39
System Troubleshooting Methodology
Lesson 40
Linux Hardening Checklist
Level IV
Advanced Linux & Real-World
Lessons 41–50
Lesson 41
Linux in Cloud Environments
Lesson 42
Linux for Containers
Lesson 43
Linux for Kubernetes Nodes
Lesson 44
Linux Automation with Shell Scripts
Lesson 45
Bash Scripting Basics
Lesson 46
Advanced Bash Scripting
Lesson 47
Linux Disaster Recovery
Lesson 48
Linux Debugging Techniques
Lesson 49
Linux Interview Scenarios
Lesson 50
Mini Project