Trivia Quiz: How Much Do You Know About Anti-lock Braking System?

50 Questions | Total Attempts: 42

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Trivia Quiz: How Much Do You Know About Anti-lock Braking System?

This is a trivia quiz designed to see how much do you know about anti-lock braking system? This braking system comes in handy when it comes to controlling a vehicle or aircraft on a slippery surface by preventing the wheels from locking up. Do give it a try and get to see how high your score gets. All the best!


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Questions and Answers
  • 1. 
    Once all of the lug nuts have been torqued, go around them again, this time in a _______________ to ensure that you did not miss any in the previous pattern.
    • A. 

      Star pattern

    • B. 

      Circular pattern

    • C. 

      Alternating pattern

    • D. 

      None of the above

  • 2. 
    True or False. Disc rotors and drums can be refinished while on the vehicle or off the vehicle.
    • A. 

      True

    • B. 

      False

  • 3. 
    Excessive brake disc rotor thickness variation will cause:
    • A. 

      Steering wheel shimmy.

    • B. 

      A brake surging feeling.

    • C. 

      Both A and B

    • D. 

      None of the above

  • 4. 
    Which of the following is a type of disc brake pad wear indicator?
    • A. 

      Scratcher type

    • B. 

      Sensor type

    • C. 

      Both A and B

    • D. 

      None of the above

  • 5. 
    True or False. Retracting the caliper piston on an integrated parking brake system is different than on a standard caliper.
    • A. 

      True

    • B. 

      False

  • 6. 
    Which of the following can cause brake pedal pulsation?
    • A. 

      Warped rotors

    • B. 

      Anti-lock braking system operation

    • C. 

      Both A and B

    • D. 

      None of the above

  • 7. 
    In a disc brake system, the dust shields help control which of the following?
    • A. 

      Dust

    • B. 

      Water

    • C. 

      Road debris

    • D. 

      All of the above

  • 8. 
    Tech A says that when the brake pedal is depressed, a push rod creates the hydraulic pressure in the disc brake system. Tech B says that when the brake pedal is depressed, a push rod transfers the force through a brake booster to a hydraulic master cylinder. Who is correct?
    • A. 

      Tech A

    • B. 

      Tech B

    • C. 

      Both Techs A and B

    • D. 

      Neither Tech A nor B

  • 9. 
    Tech A says that fixed calipers are rigidly bolted in place and cannot move or slide. Tech B says that the sliding or floating caliper has brake pads located on each side of the rotor, but all the pistons are on only one side, usually the inside of the rotor. Who is correct?
    • A. 

      Tech A

    • B. 

      Tech B

    • C. 

      Both Techs A and B

    • D. 

      Neither Tech A nor B

  • 10. 
    All of the following are types of disc brake calipers, EXCEPT:
    • A. 

      Rotating caliper.

    • B. 

      Fixed caliper

    • C. 

      Floating caliper.

    • D. 

      Sliding caliper.

  • 11. 
    Tech A says that in disc brake calipers, the piston is sealed by a stationary round section sealing ring, also called a round cut O-ring. Tech B says that in disc brake calipers, the piston is sealed by a stationary square section sealing ring, also called a square cut O-ring. Who is correct?
    • A. 

      Tech A

    • B. 

      Tech B

    • C. 

      Both Techs A and B

    • D. 

      Neither Tech A nor B

  • 12. 
    Tech A says that burnishing the new brake pads results in longer brake pad life. Tech B says that burnishing the new brake pads results in quiet brake life. Who is correct?
    • A. 

      Tech A

    • B. 

      Tech B

    • C. 

      Both Techs A and B

    • D. 

      Neither Tech A nor B

  • 13. 
    Tech A says that the piston on a brake caliper that integrates the parking brake will need to be screwed back in on the threaded shaft to retract it into the bore. Tech B says that you need a special tool that mates to slots, grooves, or holes in the outer face of the caliper piston. Who is correct?
    • A. 

      Tech A

    • B. 

      Tech B

    • C. 

      Both Techs A and B

    • D. 

      Neither Tech A nor B

  • 14. 
    Which of the following can be found on a typical drum brake shoe?
    • A. 

      Holes

    • B. 

      Slots

    • C. 

      Tabs for springs

    • D. 

      All of the above

  • 15. 
    The ___________________ gets its name from using the servo action in both the forward and the reverse direction.
    • A. 

      Twin leading shoe drum brake system

    • B. 

      Leading/trailing shoe drum brake system

    • C. 

      Duo-servo drum brake system

    • D. 

      None of the above

  • 16. 
    ___________________ are installed so the direction they are applied is the same as the forward rotation of the drum.
    • A. 

      Trailing shoes

    • B. 

      Leading shoes

    • C. 

      Stationary shoes

    • D. 

      None of the above

  • 17. 
    Tech A says that it is a good practice to research any technical service bulletins for any brake system complaint. Tech B says that it is common practice to test-drive a vehicle even if the brake pedal goes to the floor. Who is correct?
    • A. 

      Tech A

    • B. 

      Tech B

    • C. 

      Both Techs A and B

    • D. 

      Neither Tech A nor B

  • 18. 
    Tech A says that when removing a hubless-style drum, you should first make matching marks on the drum and hub for reinstallation in the correct position. Tech B says that a center punch can be used to mark the position of the drum to hub. Who is correct?
    • A. 

      Tech A

    • B. 

      Tech B

    • C. 

      Both Techs A and B

    • D. 

      Neither Tech A nor B

  • 19. 
    Tech A says that the anti-chatter band used for turning brake drums is not necessary, and not installing it on the brake drum will not affect the results. Tech B says that you should always install the anti-chatter band to reduce vibration and get the correct finish on the brake drum. Who is correct?
    • A. 

      Tech A

    • B. 

      Tech B

    • C. 

      Both Techs A and B

    • D. 

      Neither Tech A nor B

  • 20. 
    All of the following components are part of a parking brake system in a drum brake, EXCEPT:
    • A. 

      Wheel cylinder.

    • B. 

      Primary shoe.

    • C. 

      Secondary shoe.

    • D. 

      Brake strut rod.

  • 21. 
    Which of the following is a recommended tool for removing brake lines from a wheel cylinder?
    • A. 

      Flare nut wrench

    • B. 

      Line wrench

    • C. 

      Both A and B

    • D. 

      None of the above

  • 22. 
    Tech A says that you should always start lug nuts on the wheel stud by hand. Tech B says that on some vehicles you are required to install the hubcap before installing the lug nuts. Who is correct?
    • A. 

      Tech A

    • B. 

      Tech B

    • C. 

      Both Techs A and B

    • D. 

      Neither Tech A nor B

  • 23. 
    Tech A says that during a brake inspection, it is good practice to carefully peel back the dust boot from a wheel cylinder and see if there is any brake fluid behind the dust boot. A little brake fluid is normal. Tech B says that during a brake inspection, it is good practice to carefully peel back the dust boot from a wheel cylinder and see if there is any brake fluid behind the dust boot. If there is, the wheel cylinder is starting to leak and should be replaced. Who is correct?
    • A. 

      Tech A

    • B. 

      Tech B

    • C. 

      Both Techs A and B

    • D. 

      Neither Tech A nor B

  • 24. 
    Tech A says that servicing the wheel bearings is a common part of a brake job if the vehicle has serviceable wheel bearings. Tech B says that if the vehicle uses non-serviceable bearings, the bearings should be checked during a brake job and replaced if they are worn out. Who is correct?
    • A. 

      Tech A

    • B. 

      Tech B

    • C. 

      Both Techs A and B

    • D. 

      Neither Tech A nor B

  • 25. 
    If the ________________ anti-lock braking system warning lamp illuminates, it typically means the vehicle's power train control module has observed a fault in the anti-lock brake system and will need to be checked for diagnostic trouble codes.
    • A. 

      Red

    • B. 

      Blue

    • C. 

      Yellow/amber

    • D. 

      None of the above

  • 26. 
    The brake switch sends an electronic signal to which of the following?
    • A. 

      Brake lights

    • B. 

      Electronic brake control module

    • C. 

      Both A and B

    • D. 

      None of the above

  • 27. 
    Which of the following typically reports the vehicle's speed to the electronic brake control module?
    • A. 

      Wheel speed sensor

    • B. 

      Vehicle speed sensor

    • C. 

      Both A and B

    • D. 

      None of the above

  • 28. 
    True or False. Some traction control systems can be temporarily deactivated by a traction control system function switch located on the dash or center console.
    • A. 

      True

    • B. 

      False

  • 29. 
    Wheel speed sensors should be checked for which of the following with a DVOM?
    • A. 

      Open

    • B. 

      Ground

    • C. 

      High resistance

    • D. 

      All of the above

  • 30. 
    The tone wheel used on an anti-lock braking system's wheel speed sensors should be checked for which of the following?
    • A. 

      Broken teeth

    • B. 

      Damaged teeth

    • C. 

      Missing teeth

    • D. 

      All of the above

  • 31. 
    True or False. On a vehicle with an electronic brake control module, if the yellow warning lamp is not illuminated and the brakes are not functioning properly, suspect a problem that is not monitored by the electronic brake control module.
    • A. 

      True

    • B. 

      False

  • 32. 
    Typical hydraulic control units for electronic brake control systems can have how many channels?
    • A. 

      Two

    • B. 

      Three

    • C. 

      Four

    • D. 

      All of the above

  • 33. 
    True or False. Wheel speed sensors send electric signals to the electronic brake control module to determine speed and rate of deceleration of each wheel.
    • A. 

      True

    • B. 

      False

  • 34. 
    True or False. Wheel sensor assemblies are comprised of a toothed tone wheel and a pick-up assembly, separated by a metal plate.
    • A. 

      True

    • B. 

      False

  • 35. 
    Tech A says that wheel speed senor operation can be tested with a DVOM. Tech B says that wheel speed sensor operation can be checked with an oscilloscope. Who is correct?
    • A. 

      Tech A

    • B. 

      Tech B

    • C. 

      Both Techs A and B

    • D. 

      Neither Tech A nor B

  • 36. 
    Tech A says that bleeding an electronic brake control system is just like bleeding a non–electronic brake control system. Tech B says that if air is allowed into the electronic brake control system, it can become trapped in the hydraulic control unit, requiring a scan tool to operate the solenoid valves to help bleed the air from the electronic brake control system. Who is correct?
    • A. 

      Tech A

    • B. 

      Tech B

    • C. 

      Both Techs A and B

    • D. 

      Neither Tech A nor B

  • 37. 
    Tech A says that a typical wheel speed sensor can be faulty due to a sensor resistance problem. Tech B says that a typical wheel speed sensor could be faulty due to no voltage supply. Who is correct?
    • A. 

      Tech A

    • B. 

      Tech B

    • C. 

      Both Techs A and B

    • D. 

      Neither Tech A nor B

  • 38. 
    Which of the following variables is related to pressure and force in a hydraulic system? 
    • A. 

      Input force

    • B. 

      Working pressure

    • C. 

      Output force

    • D. 

      All the above

  • 39. 
    Which of the following is a property of typical brake fluid used in automobile brake systems?
    • A. 

      High boiling point

    • B. 

      Low freezing point

    • C. 

      Hygroscopic

    • D. 

      All of the above

  • 40. 
    Determining if brake fluid should be flushed can be done using which of the following methods?
    • A. 

      Test strip

    • B. 

      DVOM-galvanic reaction test

    • C. 

      Time and mileage

    • D. 

      All of the above

  • 41. 
    A typical brake pedal inspection includes which of the following?
    • A. 

      Brake pedal height

    • B. 

      Brake pedal free play

    • C. 

      Brake pedal travel

    • D. 

      All the above

  • 42. 
    True or False. To ensure that a leak in one brake circuit will not affect the other circuit, master cylinder reservoirs have two separate chambers.
    • A. 

      True

    • B. 

      False

  • 43. 
    ___________________ carry brake fluid from the master cylinder to the brake units.
    • A. 

      Double-walled steel lines only

    • B. 

      Rubber hoses only

    • C. 

      Doubled-walled steel lines and rubber hoses

    • D. 

      None of the above

  • 44. 
    Tech A says that proportioning valves reduce brake pressure to the rear wheels and are pressure-sensitive or load-sensitive. Tech B says that load-sensitive proportioning valves adjust rear brake pressure according to the weight of the vehicle's load. Who is correct?
    • A. 

      Tech A

    • B. 

      Tech B

    • C. 

      Both Techs A and B

    • D. 

      Neither Tech A nor B

  • 45. 
    True or False. Many brake hoses use banjo fittings to connect the hose to the caliper.
    • A. 

      True

    • B. 

      False

  • 46. 
    Tech A says that if none of the brake lights illuminate when depressing the brake pedal, the problem could be the fuse or bulbs. Tech B says that if none of the brake lights illuminate when depressing the brake pedal, the problem could be the feed wire or ground. Who is correct?
    • A. 

      Tech A

    • B. 

      Tech B

    • C. 

      Both Techs A and B

    • D. 

      Neither Tech A nor B

  • 47. 
    Banjo-type fittings typically include?
    • A. 

      Banjo fitting

    • B. 

      Banjo bolt

    • C. 

      Two copper or aluminum washers

    • D. 

      All of the above

  • 48. 
    All of the following are methods used to force air and contaminated fluid out of a brake system in a vehicle, EXCEPT:
    • A. 

      Vacuum bleeding.

    • B. 

      Pressure bleeding.

    • C. 

      Bench bleeding.

    • D. 

      Manual brake bleeding.

  • 49. 
    Which of the following can turn on the brake warning light?
    • A. 

      Parking brake being engaged

    • B. 

      Brake fluid level being low

    • C. 

      Pressure being unequal in the brake system

    • D. 

      All of the above

  • 50. 
    Tech A says that when replacing a brake master cylinder, it should be bled after placing the master cylinder into the vehicle's brake system. Tech B says that when replacing a master cylinder, it should be bench bled before the master cylinder is placed into the vehicle's brake system. Who is correct?
    • A. 

      Tech B

    • B. 

      Both Techs A and B

    • C. 

      Neither Tech A nor B

    • D. 

      Tech A