How are LFCS exam questions divided by domain?: The Linux Foundation Certified System Administrator LFCS exam covers 6 domains. Each domain carries a specific percentage weight in the exam blueprint. Practicing by domain lets you allocate study time according to each domain's weight.
How many questions should I practice per domain?: Start with a 10-question session to identify your baseline. Once you can consistently score above 80%, move to a 20–30 question session to test depth. Revisit weaker domains before your exam date.
Can I practice all domains for free?: Yes — all domain practice sessions on Courseiva are free. Create a free account to track your results across sessions and see which domains need the most attention.

Mix questions from all domains in one session — just like the real exam.

A free account saves your results and highlights which domains need the most work.