CDL Practice Tests: Pre-Trip Inspection

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Question #531 (1 of 10)

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When inspecting a passenger bus, which of the following must be checked when inspecting emergency exits?

  • Make sure the emergency exits operate smoothly and close securely from the inside
  • All these are correct
  • Check that any emergency exit warning devices are working.
  • Make sure emergency exits are not damaged

Emergency Exits

  • Make sure that all emergency exits are not damaged, operate smoothly and close securely from the inside.
  • Check that any emergency exit warning devices are working.
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Question #528 (2 of 10)

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In addition to checking the lighting indicators listed in Section 10.2 of this manual, school bus drivers must also check which of the following lighting indicators:

  • Strobe light indicator, if equipped.
  • Alternately flashing red lights indicator.
  • Alternately flashing amber lights indicator, if equipped.
  • All these are correct

In addition to checking the lighting indicators listed in Section 10.2 of this manual, school bus drivers must also check the following lighting indicators (internal panel lights):

  • Alternately flashing amber lights indicator, if equipped.
  • Alternately flashing red lights indicator.
  • Strobe light indicator, if equipped.
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Question #526 (3 of 10)

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When doing a pre-trip inspection, how much of a gap should there be between the 5th wheel and the trailer?

  • 1/4 inch
  • No less than 2 inches
  • No gap
  • 1 inch
Make sure there is no gap between the fifth-wheel and trailer, and check that locking jaws are fully closed around the kingpin.
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Question #506 (4 of 10)

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When doing a pre-trip inspection of the power steering, play in the steering wheel should not exceed how much?

  • 30 degrees (or about 6 inches on a 20-inch wheel) before the front left wheel barely moves.
  • There should be zero degrees of play in the steering wheel
  • 10 degrees (or about 2 inches on a 20-inch wheel) before the front left wheel barely moves.
  • 20 degrees (or about 4 inches on a 20-inch wheel) before the front left wheel barely moves.
Power steering: With the engine running, check for excessive play by turning the steering wheel back and forth. Play should not exceed 10 degrees (or about 2 inches on a 20-inch wheel) before the front left wheel barely moves.
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Question #517 (5 of 10)

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When checking the steering box components under the hood, what should you check for?

  • Check that the steering box is securely mounted and not leaking
  • All these are correct
  • Check for power steering fluid leaks or damage to power steering hoses
  • Look for any missing nuts, bolts and cotter keys

Steering Box/Hoses

  • Check that the steering box is securely mounted and not leaking. Look for any missing nuts, bolts and cotter keys.
  • Check for power steering fluid leaks or damage to power steering hoses.
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Question #509 (6 of 10)

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Which is the proper procedure for checking hydraulic brakes?

  • All these are correct
  • Pump the brake pedal three times and then hold it down for five seconds. The brake pedal should not move (depress) during the five seconds.
  • Pump the brake three times and watch the hydraulic pressure gauge to make sure it's building pressure
  • Hold the brake pedal down. Make sure the pedal slowly moves all the way to the floor within 10 seconds

Hydraulic Brake Check (if equipped)

  • Pump the brake pedal three times and then hold it down for five seconds. The brake pedal should not move (depress) during the five seconds.
  • If equipped with a hydraulic brake reserve (back-up) system, with the key off, depress the brake pedal and listen for the sound of the reserve system electric motor.
  • Check that the warning buzzer or light is off.
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Question #527 (7 of 10)

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In addition to checking for spare electrical fuses (if equipped), three red reflective triangles and a properly charged and rated fire extinguisher, school bus drivers must also inspect which of the following emergency equipment?

  • First aid kit and body fluid cleanup kit
  • None of these are correct
  • Emergency flares and flashlight
  • Tool kit and tire patching kit

In addition to checking for spare electrical fuses (if equipped), three red reflective triangles and a properly charged and rated fire extinguisher, school bus drivers must also inspect the following emergency equipment:

  • First Aid Emergency Kit
  • Body Fluid Cleanup Kit
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Question #530 (8 of 10)

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Make sure there is no gap between the landing gear foot and the trailer apron

  • Make sure the crank handle is secured and the support frame is not damaged
  • Check that the landing gear is fully raised
  • Make sure there are no missing parts
  • Make sure the brake fluid lines are properly attached and not leaking
Check that the landing gear is fully raised, has no missing parts, crank handle is secure and the support frame is not damaged.
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Question #525 (9 of 10)

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When doing a pre-trip inspection, what should you check on the battery box?

  • Battery connections should not show signs of excessive corrosion
  • Battery(s) are secure, connections are tight and cell caps are present
  • All these are correct
  • Battery box and cover or door must be secure

Battery/Box

  • Wherever located, see that battery(s) are secure, connections are tight and cell caps are present.
  • Battery connections should not show signs of excessive corrosion.
  • Battery box and cover or door must be secure.
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Question #516 (10 of 10)

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What do you check for with the safety belt during a pre-trip inspection?

  • All these are correct
  • The belt is not ripped or frayed
  • The belt is securely mounted
  • The belt adjusts and latches properly
Check that the safety belt is securely mounted, adjusts and latches properly, and is not ripped or frayed.
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About The Pre-Trip Inspectin CDL Exam

The The Pre-Trip Inspectin portion of the CDL Exam is required to obtain your CDL. During the pre-trip inspection, you must show that the vehicle is safe to drive. You may have to walk around the vehicle and point to or touch each item and explain to the examiner what you are checking and why. You will NOT have to crawl under the hood or under the vehicle.

Drivers need to have knowledge of how the actual vehicle(s) that they are conducting the test in operate. The drivers need to be able to explain and demonstrate different checks for the examiner as requested.

Taking the CDL Pre-trip Inspection Test

Class A Pre-trip Inspection Test

If you are applying for a Class A CDL, you will be required to perform a pre-trip inspection in the vehicle you have brought with you for testing. The vehicle must be a combination vehicle, representative of the unit you will be driving and must meet the class weight requirements. If the vehicle is an air brake vehicle, you must first pass the air brake knowledge test. You also must have passed all applicable endorsement knowledge tests that pertain to the vehicle you bring in for testing. Your test will require an inspection of the areas of the vehicle as instructed by your CDL examiner.

Class B and C Pre-trip Inspection Test

If you are applying for a Class B or C CDL, you will be required to perform a pre-trip inspection in the vehicle you have brought with you for testing. The vehicle must be a straight truck, passenger bus or school bus, representative of the vehicle you will be driving and must meet the class weight requirements. If the vehicle is an air brake vehicle, you must first pass the air brake knowledge test. You also must have passed all applicable endorsement knowledge tests that pertain to the vehicle you bring in for testing. Your test will require an inspection of the areas of the vehicle as instructed by your CDL examiner.

TruckingTruth's Pre-Trip Inspection Study Guide

We have an excellent Pre-trip Inspection Study Guide which includes a complete pre-trip inspection with photos and descriptions, numerous pre-trip inspection videos, and a complete vehicle checklist.

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