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 19 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 19 credits and stays yours to re-attempt as often as you like.
Dual AI-verified questions Real exam pattern Any 2 free, then 19 credits per quiz
Linux Fundamentals — Filesystem Layout and Navigation
Start hereInstant score, answer review and weak-topic diagnosis
Linux Fundamentals — Logs and journalctl
Instant score, answer review and weak-topic diagnosis
Linux Fundamentals — Disks, Mounts and Space
Instant score, answer review and weak-topic diagnosis
Linux Fundamentals — Permissions, Ownership and umask
Instant score, answer review and weak-topic diagnosis
Linux Fundamentals — Environment Variables and Startup Files
Instant score, answer review and weak-topic diagnosis
Linux Fundamentals — systemd and Services
Instant score, answer review and weak-topic diagnosis
Linux Fundamentals — Processes, Signals and Jobs
Instant score, answer review and weak-topic diagnosis
Linux Fundamentals — Package Management
Instant score, answer review and weak-topic diagnosis
Linux Fundamentals — Users, Groups and sudo
Instant score, answer review and weak-topic diagnosis
Linux Fundamentals — Files, Links and Inodes
Instant score, answer review and weak-topic diagnosis
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.