LFCSexam prep · Linux Foundation · intermediate
Linux Foundation Certified System Administrator (LFCS)
Master the practical Linux administration skills needed to pass the LFCS exam and operate enterprise Linux systems with confidence. This hands-on course covers essential commands, user and group management, systemd operations, networking, storage with LVM, and exam strategy through performance-based labs. By the end you will be able to administer a production Linux server end-to-end, from initial provisioning through service hardening, networking, and storage configuration.
- 15 hours
- 26 lessons
- 6 modules
- 50-question practice exam
- updated May 2026
Mapped to the LFCS exam guide
Every module is tagged with the exam domain it covers.
Try it before you sign up
Read a full lesson and answer 3 questions from the Module 1 quiz. No account needed.
Linux CLI Essentials: Files, Text, and Permissions
6 modules, 26 lessons
Module 1 is free — lessons, hands-on walkthrough and quiz. The course ends with a 50-question practice exam.
- readLinux CLI Essentials: Files, Text, and Permissions35 min
- videoVideo: Linux File Permissions Deep Dive20 min
- hands-onHands-On: Essential Commands Lab40 min
- quizQuiz: Essential Commands15 min
Built by the CloudaQube team
No celebrity instructor — here is exactly what goes into the course instead.
- 01 Follows the official LFCS exam guide — every module is tagged with the exam domain it covers.
- 02 7 guided hands-on walkthroughs you run in a real environment.
- 03 6 module quizzes and a 50-question practice exam — every answer comes with an explanation.
- 04 Last updated May 2026.
- 05 Any module can become a hands-on lab in Labs Studio.
What you'll be able to do
- 01 Explain the structure of the Linux filesystem hierarchy and core CLI tooling used by system administrators
- 02 Identify the correct configuration files and commands for users, groups, sudo, and PAM
- 03 Build systemd unit files, cron jobs, and package-managed environments on RHEL and Debian derivatives
- 04 Apply networking configuration with ip, nmcli, and firewalld to harden a multi-interface Linux host
- 05 Configure LVM volume groups, logical volumes, and persistent mounts via /etc/fstab
- 06 Evaluate live system performance and troubleshoot boot, service, and network failures under exam time pressure
- 07 Demonstrate exam-ready proficiency by completing a full production server build capstone
- — Comfort working at a Linux shell (bash) for at least 3 months
- — Basic understanding of TCP/IP networking and DNS
- — Familiarity with at least one text editor (vim or nano)
- — Experience installing software via a package manager
- — Ability to read man pages and basic shell scripts
Before you start LFCS
Is this course current for the LFCS exam?
It follows the current LFCS exam guide — all 6 exam domains, with the weights shown on this page, and was last updated May 2026.
How do I book the LFCS exam, and what does it cost?
You book it directly with the Linux Foundation. The official exam page lists the current fee, format, length and passing score, which can vary by country.
Is this an exam dump?
No. The lessons and quiz questions are written to teach the exam objectives, and every answer comes with an explanation. Real exam questions (“dumps”) break the exam provider’s candidate agreement and can cost you the certification.
How long does it take?
About 15 hours of lessons, videos and hands-on walkthroughs across 6 modules, plus a 50-question practice exam.
What’s free?
Module 1 in full — lessons, hands-on walkthrough and quiz — with no card required. Any paid plan (from $8.99/mo) unlocks all 6 modules and the practice exam, and starts with a 14-day free trial.
Start LFCS with Module 1 free.
No card required. Unlock every module and the practice exam from $8.99/mo when you’re ready.