CDL GENERAL KNOWLEDGE TEST (MN) - PRACTICE TEST
21.
If your vehicle is equipped with a front brake limiting valve, to ensure normal stopping power make sure the control is:
|
in the "off" position.
|
|
|
in the "neutral" position.
|
|
|
in the "normal" position.
|
|
|
in the "slippery" position.
|
22.
Doing a vehicle inspection is very important. Why?
|
Not doing it could cost time and dollars, or even worse, an accident.
|
|
|
Federal and state regulations require that drivers inspect their vehicle.
|
|
|
A defect found during an inspection could save you problems later.
|
|
|
All of the above.
|
23.
Dual tires:
|
are dangerous.
|
|
|
should not come in contact with each other.
|
|
|
should come in contact with each other whenever possible.
|
|
|
should always come in contact with each other.
|
24.
Water in the brakes:
|
reduces wheel lockups.
|
|
|
can increase braking power.
|
|
|
can cause the brakes to apply unevenly.
|
|
|
All of the above.
|
25.
When drivers make a turn they should:
|
look behind the vehicle.
|
|
|
look far ahead.
|
|
|
look in the direction they are going to turn.
|
|
|
look in the opposite direction of the turn.
|
26.
Class A:B:C fire extinguishers are designed to work on:
|
burning wood, paper, and cloth.
|
|
|
electrical fires.
|
|
|
burning liquids.
|
|
|
All of the above.
|
27.
When driving at night you should dim your lights when following another vehicle within:
|
500 feet.
|
|
|
50 feet.
|
|
|
100 feet.
|
|
|
1 mile.
|
28.
Most hydraulic brake failures occur for one of two reasons, one of which is:
|
loss of hydraulic pressure.
|
|
|
relying too much on the engine braking effect.
|
|
|
driving in cold weather.
|
|
|
excessive downshifting.
|
29.
Service brakes should:
|
only be checked by a mechanic.
|
|
|
always be checked before applying the brakes.
|
|
|
be checked before each trip.
|
|
|
All of the above.
|
30.
To avoid becoming a distracted driver you should:
|
not engage in complex conversations with others.
|
|
|
not turn off all communication devices.
|
|
|
adjust all vehicle controls and mirrors while driving.
|
|
|
eat and drink while you drive.
|
Next page
NOT SURE YOU WILL PASS? GET CDL PREMIUM NOW! - Learn More