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Linux/Unix Tutorial

Last Updated : 04 Mar, 2024
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Linux is a widely-used open-source operating system, similar to Windows, Mac, and Android. It shares similarities with Unix, another operating system known for its commercial use. Unix and Linux have comparable components, including the kernel, shell, and programs. Many commands in Unix and Linux exhibit similar behavior and syntax.

Linux/Unix Tutorial

Linux Tutorial

This Linux tutorial designed for both beginners as well as experienced professionals, covering basic and advanced concepts of Linux such as Linux commands, directory and file management, man pages, file permissions, shells, and more.

Additionally, we also provide a collections of Linux interview questions to enhance your understanding of this operating system.

Linux Tutorial Page Index

Introduction to Linux

Getting Started with Linux

Basic Linux Commands:

Is cp touch man cal
pwd mv ln grep wc
mkdir rm cat echo df
cd uname clear wget whereis
rmdir locate ps whoami sort

Here you can get the basic commands – Basic Commands in Linux

Linux File System

File Management in Linux



Files Listing

ls command

Creating Files

touch command

Displaying File Contents

cat command

Copying a File

cp command

Moving a File

mv command

Renaming a File

mv command

Deleting a File

rm command

Here you can get the basic of File – File Management in Linux

Permissions in Linux

Package Management

User and Group Management

Linux Networking

ping traceroute netstat




nslookup host arp



Linux Firewall

Shell Scripting

System Administration

Security and hardening in Linux

Advance Linux Concepts

Linux Cloud

  • Linux in Cloud
  • What is cloud computing?
    • Definition and key concepts of cloud computing
    • Benefits and challenges of cloud computing
    • Types of cloud services (IaaS, PaaS, SaaS)
    • Cloud deployment models (public, private, hybrid, multi-cloud)

Some working with different package managers (dpkg, yum, dnf, apt-get):

Linux Interview Questions

FAQs on Linux Tutorial

Q1: How to create a file in Linux?

To create a file in Linux, you can use the `touch` command followed by the desired file name. For example: touch filename.txt

Q2: Is Linux a programming skill?

No, Linux is not a programming skill. Linux is an operating system that provides a powerful command-line interface and a vast array of development tools and libraries, making it a preferred platform for software development.

Q3: What is a Linux command?

A Linux command is a text-based instruction entered into the terminal or command-line interface to perform specific operations.

Q4: How much time does it take to learn Linux?

Mastering Linux administration and advanced topics may require months or even years of continuous learning and hands-on experience.

Q5: What is Linux used for?

Linux is used in a wide range of applications and environments but it is commonly used as a server operating system due to its stability, security, and scalability.

Q6: What are the benefits of Linux?

There are several benefits of using Linux:

  • Open Source: Linux is distributed under free open-source licenses, allowing users to access and modify the source code.
  • Stability and Security: Linux is known for its stability and security, making it less prone to crashes, malware, and other vulnerabilities compared to other operating systems.
  • Customization: Linux offers a high degree of customization, allowing users to configure and tailor their systems to specific needs and preferences.
  • Compatibility: Linux supports a wide range of hardware architectures and offers compatibility with various file systems, software, and protocols.
  • Performance: Linux is known for its efficiency and performance, often outperforming other operating systems, especially in resource-constrained environments.

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