The "Introduction to Linux and Bash" course consists of 23 lesson articles (+4 in premium) that introduce the history, features, and philosophy of GNU/Linux operating systems, principles of working in command-line mode, and basic commands executed in Bash. This course is useful for beginners who want to learn about GNU/Linux operating systems, future system administrators, and web developers who plan to deploy websites on web servers independently.

The lessons are published on the developer's website without any answers to the exercises. The course is free, and it aims to provide a solid foundation for anyone interested in learning about GNU/Linux and Bash. With this course, users will learn how to use the command-line interface, navigate the file system, and execute basic commands with Bash.