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The New World technology Incorporation is an interactive live platform that provides consulting and training on business, software, and IT courses. It includes IT automation, DevOps, business intelligence, and cloud platforms.

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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

Linux Introduction
Welcome to Introduction to Linux, the first step in your journey to mastering one of the world's most powerful operating systems. In this lesson, you will learn what Linux is, its history, key features, and why it is widely used in servers, cloud computing, cybersecurity, and DevOps environments. By the end of this video, you will understand the different Linux distributions, the basic architecture of Linux, and the advantages of using Linux in modern IT infrastructure. This foundational knowledge will prepare you for more advanced Linux administration and engineering topics throughout the course.

Installing Linux (VirtualBox, VMware & Dual Boot)
Learn how to install Linux using VirtualBox, VMware, and Dual Boot configurations. This lesson walks you through system requirements, installation steps, partitioning, and post-installation setup to help you build a reliable Linux environment for learning, development, and professional use. By the end of this video, you'll be able to confidently deploy Linux on both virtual and physical machines.

Understanding the Linux File System
The Linux File System is the foundation of the Linux operating system, organizing all files and directories into a structured hierarchy. In this lesson, you will learn how Linux stores data, the purpose of key directories such as `/home`, `/etc`, `/var`, and `/usr`, and how to navigate the file system efficiently using command-line tools. Understanding the Linux file structure is essential for system administration, troubleshooting, security, and day-to-day Linux operations.

Linux Commands
Linux commands are powerful tools used to interact with the operating system through the command line. In this video, you will learn essential commands for navigating directories, managing files, viewing system information, and performing everyday administrative tasks. Mastering Linux commands is a fundamental skill for system administrators, DevOps engineers, and anyone working with Linux environments.

User & Group Management
Learn how to create, modify, and manage Linux users and groups effectively. This lesson covers user accounts, group administration, password management, and access control to help secure and organize multi-user Linux environments. By the end of this video, you'll be able to manage user permissions and implement best practices for system administration.

File Permissions
Linux file permissions control who can access, modify, or execute files and directories on a system. Understanding permissions is essential for securing data, managing user access, and maintaining system integrity. In this lesson, you will learn how to view, modify, and manage permissions using commands such as chmod, chown, and chgrp, while applying security best practices in real-world Linux environments.

Package Management
Package Management in Linux involves installing, updating, upgrading, and removing software packages using tools such as APT, YUM, DNF, and RPM. In this lesson, you'll learn how Linux manages software dependencies, repositories, and system updates to keep your environment secure, stable, and up to date. By the end of this video, you'll be able to efficiently manage software on any Linux system.

Process Management
Learn how Linux manages running applications and system processes. This video covers essential tools and commands used to monitor, control, prioritize, and troubleshoot processes in real-time. By the end of this lesson, you'll be able to efficiently manage system performance and ensure applications run smoothly in a Linux environment.

Shell Scripting
Shell scripting is the process of writing a series of Linux commands into a script file to automate repetitive tasks and system administration activities. It helps administrators and DevOps engineers save time, improve efficiency, and reduce human errors by automating tasks such as backups, monitoring, software installation, and server management. In this lesson, you will learn the fundamentals of Bash scripting, script execution, variables, loops, conditional statements, and real-world automation techniques used in Linux environments.

Linux Networking
Linux Networking introduces the essential concepts and tools used to configure, manage, and troubleshoot network connectivity in Linux systems. In this lesson, you'll learn how Linux devices communicate over networks, configure IP addresses, manage DNS settings, test connectivity, and secure network communications. These skills are critical for system administrators, DevOps engineers, and IT professionals managing modern infrastructure.

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