Il y a plusieurs façon de se former, je vous propose dans ce billet plusieurs cours en ligne gratuits pour vous former à Linux.

Linux est tout système d'exploitation fondé sur le noyau Linux. Le noyau Linux a été créé en 1991 par Linus Torvalds.

Introduction to Linux (LFS101) par la Foundation Linux

Never learned Linux? Want a refresh? Take this course to learn the basics of this popular open source operating system.
Introduction to Linux

Linux Unhatched par Cisco Networking Academy

Ever considered a career in Linux? Or, stuck in a dead-end job and exploring options for a career change? NDG Linux Unhatched allows students to wade into the shallow end of Linux, the back-end operating system used by global titans such as Facebook, Google, Microsoft, NASA, Tesla, Amazon and more.
Get Started With A Free 8 Hour NDG Linux Unhatched Course | Networking Academy
Learn basics of Linux software & Linux Command Line Interface. CLI reinforces learning with hands on labs to establish knowledge to build Linux expertise.

Linux Essentials par Cisco Networking Academy

As one of the most successful open source collaborations, Linux has evolved into the most reliable operating system on the planet. It’s used for embedded systems to virtually all supercomputers for a good reason.  Nearly every IT job requires some Linux knowledge. NDG Linux Essentials quickly builds your Linux knowledge and prepares you for the LPI Linux Essentials Professional Development Certificate (PDC), your proof to employers that you know Linux! Many concepts in this course are covered at a more demanding pace in NDG Linux I.  No prerequisites required for this course.
In Depth Training With NDG Linux Essentials Course | Networking Academy
Learn Linux operating system fundamentals, command line & basic open source concepts in our NDG Linux Essentials training course.

Linux Command Line Basics par Udacity

In this course, you'll learn the basics of the command line interface of a Linux server: the terminal and shell (GNU Bash). This course includes an introduction to files and directories in the Linux filesystem.
Linux Command Line Basics
An introduction to the Linux command line interface.

Free Linux Courses and Tutorials par Udemy

Différents courts gratuits proposés par Udemy autour du monde Linux

Top Free Linux Courses & Tutorials Online - Updated [June 2020]
Learn Linux from top-rated instructors. Find the best Linux courses for your level and needs, from Linux operating systems for beginners to preparing for the Linux system administration certification exam. Master Linux system administration and the Linux command line, including disk management, netw…