Linux

Categories: Linux
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About Course

Brief Summary of Linux

Linux is a free, open-source operating system that manages computer hardware and software resources. It was created by Linus Torvalds in 1991 and is widely used on servers, cloud platforms, supercomputers, mobile devices, and desktops.

Key Features

  • Open Source: Source code is freely available for anyone to use, modify, and distribute.

  • Secure: Strong user permissions and security features make it less vulnerable to malware.

  • Stable and Reliable: Can run for long periods without requiring reboots.

  • Multiuser: Multiple users can access the system simultaneously.

  • Multitasking: Supports running multiple applications at the same time.

  • Portable: Runs on various hardware platforms.

Common Linux Distributions

  • Ubuntu

  • Red Hat Enterprise Linux

  • CentOS

  • Debian

  • Fedora

  • Rocky Linux

Main Components

  1. Kernel – Core of the operating system that manages hardware and system resources.

  2. Shell – Command-line interface used to interact with the system.

  3. File System – Organizes files and directories.

  4. Utilities and Applications – Tools and programs used for various tasks.

Why Linux is Popular in IT and DevOps

  • Powers most cloud environments and web servers.

  • Widely used in DevOps, Cloud Computing, and Cybersecurity.

  • Supports automation through scripting (Bash, Python).

  • Forms the foundation of technologies like Docker, Kubernetes, and many cloud services.

In one sentence: Linux is a powerful, secure, and open-source operating system widely used to run servers, cloud infrastructure, applications, and enterprise systems around the world.

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What Will You Learn?

  • Understand Linux fundamentals and open-source concepts
  • Install Linux using VirtualBox, VMware, and dual-boot methods
  • Navigate and manage the Linux file system efficiently
  • Use essential Linux commands for daily administration tasks
  • Create, manage, and organize files and directories
  • Configure and manage users and groups
  • Implement Linux file permissions and ownership controls
  • Install, update, and remove software packages using package managers
  • Monitor and manage system processes and services
  • Configure and troubleshoot Linux networking
  • Perform basic system administration tasks
  • Work confidently in the Linux command-line environment
  • Apply Linux skills in DevOps, Cloud Computing, and IT Infrastructure environments
  • Prepare for Linux certification exams and professional Linux administration roles

Course Content

PROTOCOLS AND LINUX PACKAGE MANAGERS
This lesson introduces common network protocols and the tools used to manage software on Linux systems. Students will learn how computers communicate over networks and how to install, update, search for, and remove Linux packages.

WEBSERVERS AND INTRODUCTION TO LOAD BALANCER (HAPROXY)
This lesson introduces web servers, how they deliver websites to users, and the role of load balancing. Students will also learn how HAProxy distributes incoming traffic across multiple web servers to improve performance and availability.

HAPROXY CONCLUSSION AND NFS
This lesson completes the study of HAProxy by reviewing its major components and functions. It also introduces NFS and explains how Linux systems can share files and directories across a network.

BASH SCRIPTING
This module introduces Bash scripting as a tool for automating Linux tasks. Students will learn the main concepts of scripting, including variables, user input, conditions, loops, functions, AWK, and SED.

BASH SCRIPTING
This module introduces Bash scripting as a tool for automating Linux tasks. Students will learn the main concepts of scripting, including variables, user input, conditions, loops, functions, AWK, and SED.

BASH SCRIPTING
This module introduces Bash scripting as a tool for automating Linux tasks. Students will learn the main concepts of scripting, including variables, user input, conditions, loops, functions, AWK, and SED.

BASH SCRIPTING
This module introduces Bash scripting as a tool for automating Linux tasks. Students will learn the main concepts of scripting, including variables, user input, conditions, loops, functions, AWK, and SED.

BASH SCRIPTING
This module introduces Bash scripting as a tool for automating Linux tasks. Students will learn the main concepts of scripting, including variables, user input, conditions, loops, functions, AWK, and SED.

PROCESSE IN LINUX
This lesson introduces Linux processes and how the operating system manages running programs and services. Students will also learn about process-management commands, run levels, and modern systemd targets.

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