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CDL passenger transport practice test 4

16 more questions on passenger transport, written from the Commercial Driver's License Manual (2025 CDL Manual).

16 questions

  1. Question 1How often should you inspect your bus after trips?

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    B: At the end of each shift. Inspect your bus at the end of each shift. Commercial Driver's License Manual (2025 CDL Manual): 4.4 After-trip Vehicle Inspection, page 4-3.

  2. Question 2You drive for an interstate carrier. What paperwork is required after your shift?

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    D: A written inspection report for each bus driven. Drivers for interstate carriers must complete a written inspection report for each bus driven. Commercial Driver's License Manual (2025 CDL Manual): 4.4 After-trip Vehicle Inspection, page 4-3.

  3. Question 3Your after-trip inspection finds no defects. What should the written report say?

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    D: That there are no defects. The written report names each bus and any defect that affects safety or could cause a breakdown, and it states when no defects were found. Commercial Driver's License Manual (2025 CDL Manual): 4.4 After-trip Vehicle Inspection, page 4-3.

  4. Question 4Why report rider damage to handholds, seats, emergency exits and windows at the end of a shift?

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    B: So mechanics can repair it before the bus goes out again. Reporting rider damage at the end of a shift lets mechanics make repairs before the bus goes out again. Commercial Driver's License Manual (2025 CDL Manual): 4.4 After-trip Vehicle Inspection, page 4-3.

  5. Question 5In the after-trip inspection, what should mass transit drivers also make sure works properly?

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    C: Passenger signaling devices and brake-door interlocks. Mass transit drivers also check that the passenger signal devices and brake-door interlocks work. Commercial Driver's License Manual (2025 CDL Manual): 4.4 After-trip Vehicle Inspection, page 4-3.

  6. Question 6What does the manual say about fueling a bus with riders aboard?

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    A: Avoid it unless absolutely necessary, and never in a closed building. Avoid fueling with riders on board unless absolutely necessary, and never refuel in a closed building with riders on board. Commercial Driver's License Manual (2025 CDL Manual): 4.5 Prohibited Practices, page 4-3.

  7. Question 7Which of these is a prohibited practice for a bus driver?

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    A: Talking with riders while driving. Don't talk with riders or do anything else distracting while driving. Commercial Driver's License Manual (2025 CDL Manual): 4.5 Prohibited Practices, page 4-3.

  8. Question 8What does the brake and accelerator interlock on an urban transit coach do when the rear door is open?

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    C: Applies the brakes and holds the throttle at idle. The interlock applies the brakes and holds the throttle in the idle position when the rear door is open. Commercial Driver's License Manual (2025 CDL Manual): 4.6 Use of Brake-door Interlocks, page 4-4.

  9. Question 9When does a transit bus brake-door interlock release?

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    A: When you close the rear door. The interlock releases when you close the rear door. Commercial Driver's License Manual (2025 CDL Manual): 4.6 Use of Brake-door Interlocks, page 4-4.

  10. Question 10Can you rely on the brake-door interlock instead of setting the parking brake?

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    A: No; do not use the interlock in place of the parking brake. Do not use the interlock safety feature in place of the parking brake. Commercial Driver's License Manual (2025 CDL Manual): 4.6 Use of Brake-door Interlocks, page 4-4.

  11. Question 11During the vehicle inspection test, how should you get on and off a bus?

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    C: Face forward and keep a firm grasp on the handrail. When entering or exiting a bus, face forward and keep a firm grasp on the handrail. Commercial Driver's License Manual (2025 CDL Manual): 11 Vehicle Inspection Test (introduction), page 11-1.

  12. Question 12When inspecting a bus entry door, what are you checking for?

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    C: That it is not damaged, operates smoothly and closes securely from the inside. Check that entry doors are not damaged, operate smoothly and close securely from the inside. Also check that handrails are secure and that step lights (if equipped) work. Commercial Driver's License Manual (2025 CDL Manual): 11.2 Passenger and School Bus Only, page 11-4.

  13. Question 13If a bus has a wheelchair lift, how must the lift be before driving?

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    D: Fully retracted and latched securely. A passenger lift, if equipped, must be fully retracted and latched securely, with no leaks or damaged or missing parts. Commercial Driver's License Manual (2025 CDL Manual): 11.2 Passenger and School Bus Only, page 11-4.

  14. Question 14How do you check that the emergency exit warning devices work?

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    A: With the key in the 'on' or 'charged' position. With the key in the 'on' or 'charged' position, check that the emergency exit warning devices are working. Commercial Driver's License Manual (2025 CDL Manual): 11.2 Passenger and School Bus Only, page 11-4.

  15. Question 15What are you checking for when you inspect passenger seating?

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    A: No broken seat frames, frames firmly attached to the floor, and cushions securely attached. Check that there are no broken seat frames, that frames are firmly attached to the floor, and that cushions are attached securely to the frames. Commercial Driver's License Manual (2025 CDL Manual): 11.2 Passenger and School Bus Only, page 11-4.

  16. Question 16Why must a bus driver inspect the internal and external passenger mirrors?

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    B: So the driver can see passengers boarding and getting off. Passenger mirrors and monitoring devices let the driver watch passengers while driving, loading and unloading. The driver must be able to see passengers boarding and getting off. Commercial Driver's License Manual (2025 CDL Manual): 11.2 Passenger and School Bus Only, page 11-4.

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Our own questions, written from the Commercial Driver's License Manual (2025 CDL Manual), official manual, and checked against it.