LFCS · Associate

Linux Foundation Certified System Administrator (LFCS)

Operations deployment, users and groups, networking, storage, and service configuration — performed live on a real system.

Heads up: the real LFCS exam is hands-on — you solve tasks in a live environment, not multiple choice. These mock questions drill the knowledge behind those tasks, so pair them with real practice on a cluster or server.

Questions: 17-20 performance-based tasks
Time: 120 minutes
Pass mark: 67%
Price: approx $445 USD (exam only; two exam attempts, i.e. one free retake, plus killer.sh simulator access)
Valid for: 2 years
Level: Associate

Exam facts come from the official guide and can change — confirm on the vendor page ↗

Practice tests

60 questions · free

01Full Practice Test 1Full exam length: 60 questions in 120 minutes, weighted across the exam guide domains exactly like the real LFCS — 25% operations deployment, 25% networking, 20% storage, 20% essential commands, 10% users and groups.60 questions120 minexam or practice modeStart test
Or read all 60 questions with answers and explanations

Exam domains

What the exam covers, and how much of your score each part is worth. Your mock test results are broken down by these same domains.

Operations Deployment25%
Networking25%
Storage20%
Essential Commands20%
Users and Groups10%