To get the Linux Essentials certificate you have to pass the exam LPI-010

With the LPI there is no guesswork what is in the exam. Our learning objectives show you which topics you can expect in the exams and their relative importance. Regardless of which learning materials you choose to prepare for your LPI exams, reviewing each learning objective should be at the heart of any curriculum.

To obtain the Linux Essentials Professional Development Certificate, the candidate must have the following knowledge:

• Understanding the Linux and Open Source industry and understanding the most popular Open Source applications
• Understanding the main components of the Linux operating system and technical knowledge for working with the Linux command line
• Basic knowledge of security and administration-related topics such as user/group administration, command-line work, and permissions