Free Linux Courses & Certifications Online

Online Linux courses courses cover a wide range of topics, from basic to advanced, providing thorough knowledge of Linux. Students also get access to useful resources like video lessons, interactive labs, and forums. These courses help students learn at their own pace to fit their studies into their schedules. Online Linux courses are usually cheaper than in-person classes and offer certificates that can help improve students' resumes and job opportunities in the IT field.

Why Should You Learn Linux?

One can learn Linux due to the following benefits:

Linux is extensively used in various domains such as servers, cloud computing, cybersecurity, and DevOps, making it a critical skill for IT professionals.
Proficiency in Linux enhances job prospects, offering numerous career opportunities in tech fields, including roles such as system administrators, DevOps engineers, and networ

Why Should You Learn Linux?

One can learn Linux due to the following benefits:

Linux is extensively used in various domains such as servers, cloud computing, cybersecurity, and DevOps, making it a critical skill for IT professionals.
Proficiency in Linux enhances job prospects, offering numerous career opportunities in tech fields, including roles such as system administrators, DevOps engineers, and network engineers.
Linux is open-source, allowing students to access, modify, and distribute the code. This flexibility fosters innovation and customization in projects.
It is essential for system administrators who need to manage robust, scalable, and secure operating systems. Linux knowledge is crucial for maintaining servers, configuring networks, and ensuring system security.
This operating system is useful for those developers who work in environments requiring Linux expertise. It helps in software development, scripting, and automation, improving overall efficiency and productivity.
Linux is free and open-source, reducing software costs for businesses and individuals.
Strong community support provides extensive resources, including documentation, forums, and tutorials, aiding in continuous learning and problem-solving.
Many industries and enterprises rely on Linux for its stability, security, and performance, making it a valuable addition to any IT professional's skill set.

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Who can Learn Linux?

Those who are interested in learning Linux may have one of the following:

Anyone who wants to start or advance a career as a Linux professional.
IT professionals who want a career change in the Linux space.
Those who want to become Linux system administrators or Linux systems engineers.
Anyone who wants to learn Linux to host their personal or business servers.

Career Opportunities After Completing Online Linux Courses

Those who have skilled by getting certified through online Linux courses:

Designation	Description
System Administrator	They manage and maintain Linux-based systems and servers, ensuring they run efficiently and securely. Responsibilities include installing software, applying updates, monitoring performance, and troubleshooting issues.
DevOps Engineer	These professionals integrate development and IT operations, automating workflows using Linux tools. They manage CI/CD pipelines, infrastructure as code, and containerization, enhancing development efficiency and deployment speed.
Network Engineer	They design, implement, and manage network infrastructure using Linux-based systems. Tasks include ensuring reliable and secure network connectivity, configuring network devices, and monitoring network performance.
Cloud Engineer	These professionals work with cloud platforms like AWS, Google Cloud, and Azure, which utilize Linux extensively. They deploy and manage cloud-based applications and infrastructure, ensuring scalability and availability.
Cybersecurity Specialist	They secure Linux systems and networks against threats. Responsibilities include implementing security measures, conducting vulnerability assessments, and responding to security incidents to protect data and systems.
Software Developer	These professionals develop, test, and deploy applications on Linux platforms. They utilize Linux development tools and libraries, write code, and collaborate with other developers to create software solutions.
Technical Support Specialist	They provide support and troubleshooting for Linux-based systems. Duties include assisting users with technical issues, performing system diagnostics, and resolving hardware and software problems.
Database Administrator	These professionals manage and optimize databases on Linux servers. They ensure database performance, security, and availability, perform backups, and maintain data integrity.
IoT Developer	They develop and manage Internet of Things (IoT) devices and systems that run on Linux. Tasks include creating software for embedded systems, ensuring connectivity, and managing data collection and analysis from IoT devices.

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How To Learn Linux Through Online Courses?

Those who are taking online Linux courses can follow the below mentioned roadmap for efficiently learning and using Linux:

Step	Description
Understand What Linux Is	Learn that Linux is an operating system like Windows or macOS. Know that it is open-source and free to use.
Choose a Linux Distribution	Pick a beginner-friendly distro like Ubuntu or Linux Mint.
Install Linux	Install Linux on your computer or use a virtual machine. Follow the installation guide provided by the chosen distro.
Get Comfortable with the Interface	Explore the desktop environment. Try out pre-installed applications.
Learn Basic Commands	Open the terminal and start with basic linux commands like `ls` (list files), `cd` (change directory), `mkdir` (make directory), and `cp` (copy files).
Understand the File System	Learn about the structure of directories like `/home`, `/etc`, `/usr`, and `/bin`.
Explore Software Installation	Use package managers like `apt` on Ubuntu to install new software. Example: `sudo apt-get install firefox` installs the Firefox browser.
Practice Regularly	Use Linux daily for regular tasks. Try small projects or follow tutorials online.
Join the Community	Participate in forums and join Linux user groups. Ask questions and share your experiences.
Keep Learning	Explore more advanced topics as you get comfortable, like scripting or system administration.

What Will You Learn in Online Linux Courses?

Those who have enrolled in online Linux courses will learn about the following modules:

Module	Topics
Linux Concepts	What is Linux? Everyday use of Linux Unix vs. Linux
Download, Install and Configure	What is Oracle Virtual Box? How to install Linux using Virtualbox? How to install Linux on Windows? Downloading and Installing Oracle Virtual Box Creating virtual machine Linux Distributions Different ways to install Linux Downloading and Installing Linux (CentOS) Redhat Linux installation (Optional) Linux Desktop (GUI) Virtual Machine Management Linux vs. Windows Who Uses Linux?
System Access and File System	Accessing Linux system Download and install Putty New Network Commands (ifconfig and ip) Connect Linux VM via Putty Important Things to Remember in Linux Introduction to File System File system structure description File system navigation commands File System Paths Directory listing overview Creating Files and Directories Linux File Types Finding Files and Directories (find, locate) Difference between find and locate command Changing Password Wildcard (*, $, ^) Soft and Hard Links (ln) How to open image file through GUI
Linux Fundamentals	Commands Syntax File Permissions (chmod) File Ownership (chown, chgrp) Getting Help (man, whatis etc.) TAB completion and up arrow keys Adding text to file Standard output to a file (tee command) Pipes
Linux System Administration	Linux File Editors (vi text editor) “sed” command User account management Switch users and Sudo access Monitor users Talking to users (users, wall, write) c Service - Account Authentication System utility commands (date, uptime, hostname, which, cal, bc etc.) Processes and schedules (systemctl, ps, top, kill, crontab and at) System Monitoring Commands (top, df, dmesg, iostat 1, netstat, free etc.) OS Maintenance Commands (shutdown, reboot, halt, init etc.) System logs monitor (/var/log) Changing System Hostname (hostnamectl) Finding System Information (uname, cat /etc/redhat-release, cat /etc/rel, dmidecode) System Architecture (arch) Terminal control keys Terminal Commands (clear, exit, script) Recover root Password (single user mode) SOS Report Environment variables
Shell Scripting	Linux Kernel What is a Shell? Types of Shells Shell scripting Basic Shell scripts If-then scripts For loop scripts Do-while scripts Case statement scripts Aliases Command history
Networking, Servers and System Updates	Enabling internet in Linux VM Network Components Network files and commands (ping, ifconfig, netstat, tcpdump, networking config files) NIC Information (ethtool) NIC or port bonding Download files with URLs (wget) curl and ping commands File transfer commands (ftp, scp etc.) System updates and repositories (rpm and yum) System Upgrade/Patch Management Create Local Repository from CD/DVD Advance Package Management Rollback Patches and Updates SSH and Telnet DNS Hostname and IP Lookup (nslookup and dig) NTP chronyd Sendmail Apache Web Server (http) Central Logger (rsyslogd) Securing Linux Machine (OS Hardening) OpenLDAP Installation Tracing Network Traffic (traceroute)
Disk Management and Run Levels	System run levels Linux Boot Process Message of the Day Customize Message of the Day Storage Disk partition (df, fdisk, etc.) Add Disk and Create Standard Partition Logical Volume Management (LVM) LVM Configuration during Installation Add Disk and Create LVM Partition Extend disk using LVM Adding swap space RAID File System Check (fsck and xfs_repair) System Backup (dd Command) Network File System (NFS) Difference Between CentOS/Redhat 5, 6 and 7

Online Linux Courses That You Can Opt In

You can choose amongst the following online Linux courses to learn about this Unix-like operating system:

Online Linux Course	Description
Linux for Absolute Beginners by Alison	This online Linux course is designed for people with no prior experience. It covers the basics of Linux, including an introduction to the operating system, basic commands, and navigation of the file system. Ideal for beginners looking to get started with Linux.
Linux Tutorial by GreyCampus	It offers a complete tutorial on Linux, covering fundamental concepts, command-line usage, and basic system administration tasks. This online Linux course is perfect for those looking to build a strong foundation in Linux.
Linux Fundamentals by Coursera	This online course provides a deep dive into the basics of Linux. It covers file system navigation, command-line operations, and essential administrative tasks, making it suitable for beginners and intermediate learners.
Linux Mastery: Master the Linux Command Line by Udemy	Students will learn to master the Linux command line with this complete course. It covers advanced command-line techniques, scripting, and system administration, ideal for those looking to become skilled in Linux.
Linux for Developers by Coursera	This online Linux course is made for developers who need to work with Linux. It focuses on development tools, programming environments, and best practices for coding on Linux platforms.
Linux Administration Bootcamp: Go from Beginner to Advanced by Udemy	Students will learn Linux administration skills from scratch. The course covers user management, file permissions, system monitoring, and networking, making it ideal for those aiming to become Linux administrators.
Linux Tools for Developers by Coursera	This online course teaches important Linux tools for developers. Topics include version control, build automation, and debugging tools, providing developers with the necessary skills to use Linux in their projects effectively.
Learn Linux Administration and Linux Command Line Skills by Udemy	This course combines Linux administration and command-line skills. Students will learn to manage systems, handle user permissions, and use advanced command-line tools, making it complete for aspiring administrators.
Linux Administration: The Complete Linux Bootcamp by Udemy	This online Linux course offers a complete bootcamp experience, covering everything from installation to advanced system administration. Perfect for those looking to gain in-depth knowledge and practical skills in Linux administration.

Linux professionals are in high demand. Obtaining a Linux certification will help you stand out from the crowd. Linux course or certification online will serve as the validation of your knowledge. It will show employers that you have an advanced skill set and in-depth technical know-how of Linux to provide higher levels of productivity. Taking up a Linux training and certification or course will also increase your marketability, credibility, confidence, and earning power.