The Linux Foundation - Introduction to Linux free course

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This class is designed for people who have little or no prior experience with Linux or Unix. System administrators, developers, architects, decision makers or new Linux users can all benefit from the content covered in this class, especially if they are looking to work with more involved topics such as Linux system administration, network management and enterprise system architecture.
Course Materials

This course is:

100% online and self-paced
40-50 hours of content designed by our Linux experts
Designed to give students a good working knowledge of Linux
Absolutely free via edx.org