Linux Basics to Advanced

Welcome to the Linux Basics to Advanced course! This comprehensive course is designed to take you from beginner to advanced-level Linux concepts. It also prepares you for industry-recognized certifications like RHCSA and RHCE.

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Course Modules

Module 1: Introduction to Linux (Basics)

• What is Linux? History and Overview
• Different Linux Distributions (RHEL, Ubuntu, CentOS)
• Linux Installation and Setup
• Linux Directory Structure and File System Hierarchy
• Basic Linux Commands for Navigation and File Management

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Module 2: User and Group Management

• Creating, Modifying, and Deleting Users and Groups
• File Ownership and Permissions (chmod, chown, chgrp)
• Special Permissions: SUID, SGID, Sticky Bit
• Managing Password Policies and Account Locking
• Understanding User Profiles and Login Shells

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Module 3: File and Directory Management

• File Manipulation (touch, cp, mv, rm)
• Searching Files Using find and grep
• Archiving and Compressing Files (tar, gzip, zip)
• Working with Links (Hard Links and Soft Links)
• File Permissions and ACL (Access Control Lists)

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Module 4: Linux Shells and Scripting

• Introduction to Shells (bash, zsh, etc.)
• Writing Simple Shell Scripts
• Variables, Loops, and Conditionals in Scripts
• Automating Tasks with Cron Jobs
• Debugging Shell Scripts

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Module 5: Process and Service Management

• Understanding Processes (Foreground, Background, Daemons)
• Monitoring System Processes (ps, top, htop)
• Managing Services with systemctl and service
• Killing and Prioritizing Processes (kill, nice, renice)
• Writing and Managing Systemd Service Files

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Module 6: Storage Management

• Understanding Partitions and Filesystems
• Creating and Managing Logical Volumes (LVM)
• Mounting and Unmounting File Systems
• Auto-mounting Filesystems Using fstab
• Disk Quotas and Swap Management

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Module 7: Networking Basics

• Introduction to Networking Concepts (IP, DNS, Gateway)
• Configuring Static and Dynamic IPs (nmcli, ifconfig, ip)
• Network Troubleshooting Tools (ping, traceroute, netstat)
• Understanding Firewalls and Opening Ports (firewalld, iptables)
• Configuring Hostnames and Persistent DNS Entries

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Module 8: Advanced Storage Management

• Configuring NFS (Network File System)
• Setting Up iSCSI Targets and Clients
• Understanding RAID Levels and Configuration
• Managing Encrypted Filesystems
• Backup and Restore Techniques (rsync, tar, snapshots)

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Module 9: SELinux and Security

• Introduction to SELinux (Modes and Policies)
• Managing File and Process Contexts
• Troubleshooting SELinux Issues
• Configuring and Using Linux Firewalls
• Securing SSH Connections and Configurations

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Module 10: System Performance and Troubleshooting

• Monitoring System Performance (sar, vmstat, iostat)
• Analyzing Logs with journalctl and /var/log
• Optimizing System Performance (Swappiness, I/O Management)
• Diagnosing and Fixing Boot Issues
• Best Practices for System Maintenance

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Module 11: Hands-On Labs

• Real-world Linux Scenarios
• Problem-Solving Challenges
• Mini-Projects (e.g., Set up a Web Server, Configure a Database Server)

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Features

• Comprehensive coverage of Linux basics to advanced topics
• Practical hands-on labs and real-world scenarios

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Get Started

Clone this repository to follow along with the course:

git clone https://github.com/mrbashaofficial/linux-basics-to-advanced.git