CDL Doubles Triples Practice Test (2024)

1. When conducting a pre-trip inspection:

the vehicle inspection report should not be reviewed unless your supervisor tells you to do so.
you should review the last vehicle inspection report.
the inspection report should only be reviewed if you will be carrying passengers.
None of the above.

2. For safe handling, the heaviest trailer should be:

the last trailer.
the second trailer in a triple.
behind the tractor.
None of the above.

3. When driving double and triple trailers, drivers should:

steer gently and go slowly around corners.
look far ahead.
allow more following distance.
All of the above.

4. Engine oil pressure should come up to normal within _________ after the engine is started.

5. When stopping you should push the brake pedal down:

6. To prevent rollover, you should:

place the cargo near the front of the trailer.
place the cargo near the rear of the trailer.
put the lightest parts of the cargo under the heaviest parts.
keep the cargo as close to the ground as possible.

7. When inspecting the coupling, how much space should there be between the upper and the lower fifth-wheel?

8. While crossing railroad tracks, you should:

shift up.
not shift gears.
stop, then look and listen for the train.
shift down.

9. Which of the following statements is true?

There is no way that short circuits due to damaged insulation can cause a vehicle fire.
Carrying a properly charged and rated fire extinguisher will help prevent fires.
Under-inflated tires will NOT cause a vehicle fire.
Poor cargo ventilation is a common cause of fire.

10. Your vehicle should be equipped with all of the following except:

Warning devices for parked vehicles
Fire extinguisher
Instructions on how to perform a vehicle inspection test
Spare electrical fuses

NE CDL DOUBLES TRIPLES PRACTICE TEST