Linux Fundamentals Certification

The parts of Linux you actually touch on a server — files, permissions, processes, packages.

  • 10 topic quizzes, 10 questions each
  • Any 2 free, then 10 credits
  • Earn a certificate as you clear topics

Topics

Start with whichever topic you need — there is no fixed order. Any 2 quizzes in this track are free; after that each is 10 credits and stays yours to re-attempt as often as you like.

Quizzes for this track are being written now. The topics below are what it will cover.

  1. 01Filesystem layout and navigation
  2. 02Files, links and inodes
  3. 03Permissions, ownership and umask
  4. 04Users, groups and sudo
  5. 05Processes, signals and jobs
  6. 06Package management
  7. 07systemd and services
  8. 08Disks, mounts and space
  9. 09Logs and journalctl
  10. 10Environment variables and startup files
Who it's forAnyone heading for a backend, DevOps, cloud or embedded role who has only ever used Linux through a GUI.
What you need firstNothing. Each quiz stands on its own, so pick any topic and start there.

How the certificate works

Score well on a quiz and you earn a shareable certificate for it, with your score and rank. Clear topics in any order and collect them — every one is a link you can put in front of someone.

Every question is dual-AI verified, and any 2 quizzes in this track cost nothing.