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Linux and Unix Command Line for Beginners

Name: Linux and Unix Command Line for Beginners
Rating: 4.8 (5 reviews)

This is an Introduction Course to the Linux and Unix Command Line for Beginners

Created byPrem Kumar M K

Last updated 10/2025

English

English [Auto],

What you'll learn

This is an Introduction Course to the Linux and Unix Command Line and will provide a solid foundation to work with the Linux and Unix Command Line.
In this Course, there will be Presentations and Demonstrations, Quiz Questions and Hands-On Lab Practice Activities.
The Learners will be able to check their understanding of the different Topics with the help of Quiz Questions and will also perform hands-on Lab Practice
In addition to the Hands-on Lab Practice in this Course, it is suggested that the Learners create their own scenarios and provide solutions for those scenarios.
On completing this Course, the Learners will be able to work confidently with the Linux and Unix Command Line.

Course content

11 sections • 58 lectures • 17h 17m total length

Instructor Introduction and Course Introduction4:49
Meet your instructor and explore the Linux and Unix command line for beginners, with hands-on labs, quizzes, and downloadable materials to build confidence.
Important general information0:23

Course Material for setting up the Lab Practice Environment0:02
Overview of Lab Practice Setup10:03
Set up a lab practice environment on Windows 11 with Oracle VM VirtualBox, create a virtual machine, and install CentOS Stream 9 to learn Linux and Unix command line.
Downloading and Installing Oracle VirtualBox6:18
Set up a lab practice environment on Windows 11 by downloading and installing Oracle VirtualBox 7.1.4, then install CentOS Stream 9 as a guest OS.
Downloading the CentOS Stream 9 ISO Image2:10
Download the CentOS Stream 9 ISO image and monitor the download progress of the 11.8 gigabytes file.
Installing CentOS Stream 9 in the Virtual Machine created with Oracle VirtualBox42:55
Install CentOS Stream 9 in a virtual machine using Oracle VirtualBox, and begin practicing the Linux and Unix command line for beginners.

Course Materials for this Section0:02
Directory Hierarchy in Linux and Unix Systems9:56
Types of Users and Logins in Linux and Unix Systems4:17
Explore the types of users in Linux and Unix, from root to regular non-root accounts. Learn to log in as non-root and switch to root when needed, using pseudo privileges.
Beginning with Linux and Unix Commands6:45
Learn the general syntax of Linux and Unix commands and practice essential operations like pwd, ls, and cat, with options, arguments, and root versus regular user prompts.
The pwd and cd commands11:43
The id and who commands5:53
The su command6:58
The whoami and logname commands5:07
This lecture demonstrates the whoami and logname commands, showing who you are currently versus who initially logged in, by switching to root and verifying with id.
The date and cal commands16:17
Learn to use the date command to display and format date and time with custom formats, and use cal for monthly or yearly calendars, including the September 1752 adjustment.
Introduction to the ls command8:39
Using the absolute path and relative path for files and directories9:54
Learn to use absolute and relative paths to navigate files and directories on Linux and Unix systems, with practical examples using ls, cd, and pwd.
The use of . and .. relative path characters10:49
Explore how the dot and dot dot represent the current and parent directories, and compare relative versus absolute paths for navigating with cd and pwd.
The mkdir command14:28
Master the mkdir command to create directories with relative and absolute paths, navigate with cd, verify with ls -l, and build nested structures using mkdir -p.
The vi Editor1:19:20
Master the vi editor on the Linux and Unix command line for beginners, covering the basics of editing, navigation, and file handling.
Checkpoint Quiz
The cat and tac commands13:32
The more command5:46
The man command7:16
The man command provides documentation for Linux and Unix commands, showing syntax, options, and purpose for commands like ls and date, with paging and quit controls.
The touch command7:05
Use the touch command to create blank or zero-byte files, verify with ls -l, and update the last modified time of existing files without changing their contents.
A detailed look at the ls command33:14
Explore the ls command in Linux and Unix, gaining a detailed understanding of listing directory contents.
The head and tail commands9:17
Master the head and tail commands to read the first or last lines of a file, using defaults and options like head -5 and tail -3, for shell scripting.
The wc command4:26
The cp command17:23
Learn to use the cp command to copy files and directories, including interactive -i prompts and recursive -r directory copies, with verification via ls and content checks.
The mv command16:51
The mv command renames and moves files and directories, and can operate in interactive mode with -i to prevent overwriting existing targets.
The rm and rmdir commands24:51
Learn how to use rm and rmdir with interactive and force options, handle read-only files, and perform recursive directory removal, plus related tips for cp, mv, and dot directory usage.
Section End Quiz

Course Material for this Section0:02
Introduction to the Linux and Unix Shells19:54
The different types of Shells in Linux and Unix Systems14:39
Explore the linux and unix shells—sh, ksh, bash, csh, tcsh, and zsh—and learn to identify and switch them in CentOS stream 9.
External Commands and Shell Built-in Commands7:04
The bash Shell7:46
Explore the bash shell, its GNU/Linux origins, compatibility with sh, and features like array variables, the select loop for menus, tab completion, and command history for efficient interactive use.
The echo command2:22
The Shell metacharacters31:40
Quoting Mechanisms and Escape Characters22:42
Explore quoting mechanisms and escape characters in linux and unix command line, including single, double, back quotes, backslash escaping, variable expansion with $, and command substitution.
The find command26:50
Explore the find command to locate files by name, type, and path, using relative and absolute starting points, with default print and optional interactive actions.
Checkpoint Ouiz
The grep, egrep and fgrep commands and Regular expressions in pattern matching1:03:24
Redirection in the Shell1:11:23
Discover redirection in the shell and apply it on the Linux and Unix command line, tailored for beginners.
The | (pipe) symbol and the tee command32:02
Working with variables in the Linux and Unix Shell57:58
Explore working with variables in the Linux and Unix shell to master variable handling on the command line.
Shell Aliases20:42
Create and use shell aliases to shorten frequent commands, such as l for ls -ltrh. Define sysinfo for date, uname -n, and who, and learn alias priorities and unalias.
Section End Quiz

Course Materials for this Section0:02
Writing and Executing Shell Scripts45:00
Learn to write and execute shell scripts on the Linux and Unix command line for beginners.
Handling Input and Output in Shell Scripts52:41
Master handling input and output in shell scripts on the Linux and Unix command line, guiding beginners through practical techniques for reading data and writing results.
Conditional Execution of code in Shell Scripts37:30
Learn how to use conditional execution to control flow in shell scripts on Linux and Unix command line for beginners, enabling scripts to respond to test results and command outcomes.
Using Loop Constructs in Shell Scripts31:32

Requirements

A Microsoft Windows 10/11 based Computer where Oracle VirtualBox can be installed. A Virtual Machine shall be created using Oracle VirtualBox and in this Virtual Machine, CentOS Stream 9 Operating System can be installed and used for the Practice Exercises.
Interest and Curiosity to explore the Linux and Unix Command Line
Prior knowledge of Linux and Unix Command Line is not required since this Course will cover Linux and Unix Command Line Fundamentals from the beginning.

Description

Course Highlights:

Are you looking for building strong knowledge of Linux/Unix Command Line that will help you in exploring the Linux/Unix based Career Opportunities including Devops and Cloud based roles which are in high demand? In case your answer is Yes, this Course can help you in achieving this goal.

The following methodology has been followed in this Course to ensure that when you complete this Course, you will become very familiar with how the Linux/Unix Command Line works and you will be able to confidently work with the Linux/Unix Command Line.

1. Detailed Instructions have been provided for setting up a Lab Practice environment where you can practice the Linux/Unix Commands.

2. Downloadable Presentation Materials which you can use as the Study Material.

3. Downloadable Lab Practice Documents that provide step by step instructions for performing the Lab Practice. With repeated practice, you will remember and recollect all these commands and features covered in this Course which will be very much useful to you when you work with real time projects in the Linux or Unix Operating System Environment.

4. Quiz Questions are provided at different stages of the Course to check your understanding of the different commands and features that are covered in this Course.

5. A specific section to highlight the importance of being very careful when working with Linux/Unix Command Line.

Contents Covered in this Course:

This Course will provide a solid foundation to work with the Linux/Unix Command Line. In this course, lot of useful commands and features that can be used in the Linux/Unix Command Line are covered for purposes like working with files and directories, searching for files and directories, performing pattern matching when working with text files, using variables, using shell aliases among many other activities. A brief Introduction to Shell Scripting is also provided in this Course.

This Course is a very practical course where every command and feature covered is demonstrated along with detailed explanation for every step in the demonstration. The Quiz Questions help in checking the understanding of the different Topics that are covered in this Course. The Lab Practice activities ensure that the Learner will work with the different topics in the form of Hands-on Lab Practice activities and this ensures that the Learner can work confidently with the Linux/Unix Command Line.

Learning Outcome for this Course:

The knowledge that is gained in this Course will be very useful for the Learner when working with any role like Application Developer, Application Support, System Administrator, Database Administrator, Storage Administrator, Devops related roles, Cloud related roles and so on in the real-time projects in the Linux and Unix Operating System environments.

Who this course is for:

Beginners to the Linux and Unix Command Line

Linux and Unix Command Line for Beginners

What you'll learn

Explore related topics

Course content

Introduction2 lectures • 5min

The recommended approach for learning Linux/Unix Command Line1 lecture • 8min

How Unix and Linux Systems evolved and what are Unix and Linux Flavours?2 lectures • 26min

Setting up Lab Practice Environment to work with the Linux and Unix Command Line5 lectures • 1hr 1min

Introduction to the Linux and Unix Command Line24 lectures • 5hr 30min

Lab Practice for Introduction to the Linux and Unix Command Line1 lecture • 1min

Linux and Unix Shell Features14 lectures • 6hr 18min

Lab Practice for Linux and Unix Shell Features1 lecture • 1min

Importance of being very careful when working with Linux and Unix Command Line2 lectures • 54min

Introduction to Shell Scripting5 lectures • 2hr 47min

Requirements

Description

Who this course is for: