Free mock exam

System Categories — Fire Alarm Systems (BS 5839-1) Practice

Free topic-focused mock exam: all 20 questions on System Categories, drawn from the wider Fire Alarm Systems (BS 5839-1) bank. 35-minute timer, 70% to pass, worked explanation on every question. Use this when you've taken the full mock once and want to drill the topics you got wrong.

Questions
20
Time limit
35 min
Pass mark
70% · 14/20
Question bank
20

Free, no sign-up. Retake as many times as you like — the questions are reshuffled, with the answer order changed.

Sample questions

  1. 01What is the minimum category of fire alarm system required for a single-family dwelling?
    • ACategory P1
    • BCategory M
    • CCategory L2
    • DCategory L1

    Why: Category M systems are manual fire alarm systems suitable for single-family dwellings where occupants are familiar with the building.

  2. 02Which category provides detection throughout all areas except for certain excluded areas?
    • ACategory L3
    • BCategory L4
    • CCategory L1
    • DCategory L2

    Why: Category L2 systems provide detection throughout all areas of the building except where specifically excluded.

  3. 03What type of premises would typically require a Category L1 system?
    • AOffices
    • BCare homes
    • CShopping centres
    • DIndustrial warehouses

    Why: Category L1 systems providing maximum detection are typically required in care homes and similar high-risk premises.

Common questions

Is the System Categories mock exam free?

Yes — 100% free, no sign-up needed. Questions are pulled at random from a substantial bank, with a worked explanation on every question after you submit.

Can I retake the mock exam?

Yes. Every attempt picks a different random selection and reshuffles the options, so each retake gives you genuinely new questions. No limit on retakes.

Does this count towards the real qualification?

No — this is independent practice material. To gain the actual qualification you need to sit the official assessment through an approved provider.

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