CDL General Knowledge I

20 Questions | Total Attempts: 4882

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CDL Quizzes & Trivia

Questions and Answers
  • 1. 
    When preparing to do a pre-trip inspection you must check to see that the parking brakes are on and/or chocked.
    • A. 

      True

    • B. 

      False

  • 2. 
    When getting in to start the engine and inspect inside the cab you must
    • A. 

      Make sure the parking break is on.

    • B. 

      Put gearshift in neutral (or park if automatic).

    • C. 

      Start engine and listen for unusual noises.

    • D. 

      All of the above.

  • 3. 
    Look at the guages - the oil pressure gauge should come up to normal within how long after starting the engine?
    • A. 

      Minutes

    • B. 

      Seconds

    • C. 

      It does not matter.

  • 4. 
    You should check the following for looseness, sticking, damage or improper settings:
    • A. 

      Steering wheel

    • B. 

      Accelerator, brake and clutch pedals

    • C. 

      Transmission controls

    • D. 

      All of the above

  • 5. 
    After inspecting mirrors and windshields for cracks, dirt, illegal stickers or other obstructions to see, you should:
    • A. 

      Look in the mirror to see if you look good.

    • B. 

      Clean and adjust as necessary.

    • C. 

      Not worry about any of it.

  • 6. 
    When checking lights you should:
    • A. 

      Make sure that the parking brake is set.

    • B. 

      Turn off the engine and take the key with you.

    • C. 

      Turn on the headlights and four way flashers.

    • D. 

      All of the above.

  • 7. 
    What should wheel bearing seals be checked for?
    • A. 

      Color of paint used on cover

    • B. 

      Cleanliness

    • C. 

      Hub oil level and no leaks

  • 8. 
    How many red reflective triangles should you carry?
    • A. 

      1

    • B. 

      2

    • C. 

      3

    • D. 

      4

  • 9. 
    How do you test hydraulic brakes for leaks?
    • A. 

      Pump the brake pedal three times, then apply firm pressure to the pedal and hold for five seconds. The pedal should not move.

    • B. 

      Drive 20 mph and slam on the brakes.

    • C. 

      Drive slowly and pump the brake pedal. Make sure it doesn't hit the floor.

  • 10. 
    Why put the starter switch key in your pocket during the pre-trip inspection?
    • A. 

      So you don't lose it

    • B. 

      So no one moves the vehicle

    • C. 

      For your safety

  • 11. 
    To avoid roll backs when you start, you should:
    • A. 

      Stop on a flat area

    • B. 

      Engage the clutch very quickly

    • C. 

      Press the accelerator

    • D. 

      Partly engage the clutch before you take your right foot off the brake

  • 12. 
    What is the proper way to hold the steering wheel?
    • A. 

      Firmly with both hands on opposite sides of the wheel

    • B. 

      With your right hand on the wheel

    • C. 

      Firmly with one hand at the top of the wheel and the other at the bottom

  • 13. 
    Why should you back toward the driver's side?
    • A. 

      Backing toward the right side is dangerous

    • B. 

      So you can see better

    • C. 

      Both A and B

  • 14. 
    When backing, why is it important to use a helper?
    • A. 

      It makes people think you are a better driver.

    • B. 

      There are blind spots you can't see.

  • 15. 
    What is the most important hand signal that you and the helper should agree on?
    • A. 

      Stop

    • B. 

      Go

    • C. 

      Right

    • D. 

      Left

  • 16. 
    What are two special conditions where you should downshift?
    • A. 

      When starting off fast and speed shifting

    • B. 

      Before starting down a hill and before entering a curve

    • C. 

      Before starting up a hill and before entering a curve

  • 17. 
    When should you downshift automatic transmissions?
    • A. 

      When going down grades

    • B. 

      When going up grades

    • C. 

      when going around curves

    • D. 

      None of the above

  • 18. 
    Retarders keep you from skidding where the road is slippery.
    • A. 

      True

    • B. 

      False

  • 19. 
    What are the two ways to know when to shift?
    • A. 

      Use engine speed (rpm) and road signs

    • B. 

      Use your watch and engine sound

    • C. 

      Use engine speed (rpm) and use road speed (mph)

  • 20. 
    How far ahead should you look?
    • A. 

      Most good drivers look 20 to 30 seconds ahead

    • B. 

      Most good drivers look 5 to 10 seconds ahead

    • C. 

      Most good drivers look 2 to 4 seconds ahead

    • D. 

      Most good drivers look 12 to 15 seconds ahead

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