Practice Test GeeksCRL - Certified Registered Locksmith Practice Test
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Lock Installation & Repair Flashcards

7 cards from real CRL practice questions. Tap to flip, then mark Knew It or Still Learning — missed cards come back until you master them.

Read the first 7 Lock Installation & Repair flashcards as text

  1. How many operational cycles must an ANSI/BHMA Grade 1 bored lock withstand?

    Answer: 800,000

    Grade 1 requires 800,000 cycles, versus 400,000 for Grade 2 and 200,000 for Grade 3.

  2. What does an electric strike designated fail-secure do on power loss?

    Answer: Remains locked

    Fail-secure strikes need power to unlock, so they stay locked when power fails.

  3. A magnetic lock is typically what type during a power failure?

    Answer: Fail-safe, releasing the door

    Maglocks need power to hold, so they release when power is lost.

  4. Which door closer adjustment controls the final few degrees of closing?

    Answer: Latch speed valve

    The latch speed valve governs the final closing arc so the latch engages.

  5. Under ADA guidelines, operable hardware should be mounted between what heights?

    Answer: 34 and 48 inches

    ADA specifies operable parts between 34 and 48 inches above the floor.

  6. Which feature makes lever handles preferred for accessibility?

    Answer: They operate without tight grasping or twisting

    ADA requires hardware operable with one hand without tight grasping or twisting.

  7. What is the main function of a fire-rated door's latching hardware?

    Answer: Keep the door positively latched closed during a fire

    Fire doors must latch automatically so they compartmentalize the fire.

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Sources & references

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  1. aloa.org — Score release, test delivery, eligibility, exam format, test dates, exam information · verified Nov 2026
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