Linux for the intermediate level

Course Content

Lesson 1: Introduction to Navigation and Path Discovery

In the world of Linux, the terminal is your primary vehicle for interacting with the system. Unlike ...

Lesson 2: Mastering the 'ls' Command and Directory Listing

In the Linux ecosystem, the ability to navigate the file system and inspect its contents is the most...

Lesson 3: Navigating the File System with 'cd'

In the Linux environment, navigation is the most fundamental skill a user or administrator must mast...

Lesson 4: Creating and Managing Directories

In the Linux operating system, the filesystem is a hierarchical structure that organizes data. While...

Lesson 5: Copying and Moving Files and Folders

In the Linux ecosystem, the ability to manipulate the file system through the command line is a fund...

Lesson 6: Safe and Efficient File Deletion

# Safe and Efficient File Deletion Deletion is one of the most critical aspects of file management ...

Lesson 7: Working with Text: Creating, Reading, and Paging Files

# Working with Text: Creating, Reading, and Paging Files In the Linux ecosystem, almost everything ...

Lesson 8: Standard I/O Redirection and Pipelines

In the Linux philosophy, "everything is a file," and every process manipulates data. To master the c...

Lesson 9: Network Connectivity and Troubleshooting Basics

Maintaining a healthy network and diagnosing connectivity issues is one of the most critical skills ...

Lesson 10: Scanning Ports and Managing HTTP Requests

In modern Linux system administration and cybersecurity, the ability to analyze network entry points...

Lesson 11: Remote Access and Secure File Transfer with SSH

In the world of Linux administration, the ability to manage a system sitting right in front of you i...

Lesson 12: DNS Queries and Route Tracing

In the world of networking and system administration, understanding how data travels from your machi...

Lesson 13: Advanced File Searching with Find, Grep, and Locate

In the Linux environment, finding the right information quickly is a hallmark of an expert user. Whi...

Lesson 14: Archiving and Compression Techniques

In the world of Linux system administration, managing the footprint and organization of data is a fu...

Lesson 15: Disk Usage Analysis and File System Mounting

In the Linux ecosystem, managing storage is a fundamental skill for any administrator. Understanding...

Lesson 16: Process Monitoring with ps, top, and htop

In the world of Linux system administration, a "process" is an executing instance of a program. Moni...

Lesson 17: Managing Processes: Lifecycles and Priorities

In the Linux ecosystem, a process is more than just a running program; it is a dynamic entity with a...

Lesson 18: Systemd Service Management and Log Inspection

Modern Linux distributions rely on **systemd** as the primary init system and service manager. It is...

Lesson 19: Linux Permissions: Chmod and Chown

In the Linux ecosystem, security is built upon a foundation of strict ownership and permissions. Unl...

Lesson 20: Privilege Escalation and User Management

# Privilege Escalation and User Management In the Linux ecosystem, security is built upon the found...

Lesson 21: Network Security: Firewalls and Fail2Ban

# Network Security: Firewalls and Fail2Ban In the realm of Linux system administration, network sec...

Lesson 22: Automating Tasks with Bash Scripting

Bash scripting is the cornerstone of Linux automation. It allows system administrators and developer...

Lesson 23: Job Scheduling with Cron, At, and Systemd Timers

In the world of Linux system administration, automation is the key to efficiency. Instead of manuall...

Lesson 24: Package Management Across Different Distributions

# Package Management Across Different Distributions In the Linux ecosystem, a "distribution" is mor...

Lesson 25: Terminal Productivity: Hotkeys and History Hacks

To master the Linux command line, one must move beyond simply knowing commands and begin mastering t...

Lesson 26: Customizing the Environment with Aliases and Functions

In the world of Linux, efficiency is measured by how few keystrokes you need to perform complex task...