As more people learn the importance of open software and operating systems, Linux is more relevant than ever.

Learning Linux can seem imposing, but even if you have no idea what a command line is, this bundle of lessons will make you a maestro of one of the most relevant software platforms in the world. The entire set of five courses, clocking in at over 22 of hours, is just $19.

Here’s some of what’s included:

High Availability for the LAMP Stack

• Study proven LAMP stack solution with 22 lectures and 2 hours of content
• Eliminate single points of failure in Linux, Apache, MySQL and PHP based web applications
• Prepare your sites to scale and experience increased traffic without downtime
• Watch lessons and demonstrations on actual Linux servers
• Save time researching and testing various solutions

Learn Linux in 5 Days and Level Up Your Career

• Get an introduction to key Linux concepts, commands and jargon
• Learn how to access a Linux server, what a Linux distribution is and which to choose
• Navigate the file system layout of Linux systems
• Customize your shell prompt
• Use aliases, tab completion and make your shell history more efficient

Linux Alternatives to Windows Applications

• Get an introduction to some of the most popular Linux apps
• Browse the web, watch movies, listen to music, create presentations and more
• Install virtualization software so you can run Linux on your current system
• Follow step-by-step through an installation of Ubuntu
• Learn the differences between installing Linux in virtual and physical environments

Linux for Beginners

• Learn the basics of Linux with over 67 lectures and 6 hours of content
• Benefit from this course with absolutely zero previous knowledge
• Step-by-step instruction on how to install WordPress on an Ubuntu Linux system
• Learn to install a web server and database server
• Study advanced command line techniques

Linux Command Line Essentials: Become a Linux Power User!

• Master the Linux Command Line starting with eight everyday commands
• Easily navigate your way around a Linux system and get confident with the command line
• Receive a cheat sheet and reference card with the essential Linux commands
• Easily and quickly locate commands and utilize the built-in Linux documentation system
• Learn to manage files and directories, edit and display file contents

Get up to speed with Linux for $19 at Cult of Android Deals.