GENERAL KNOWLEDGE CDL TEST VIRGINIA - PRACTICE TEST
21.
Which of the following is a clue to a drunk driver?
|
Not changing lanes
|
|
|
Driving at a constant speed
|
|
|
Waiting too long at a stop
|
22.
B:C type fire extinguishers are suitable for dealing with:
|
tire fires.
|
|
|
wood fires.
|
|
|
electrical fires and burning liquids.
|
23.
When approaching a vehicle as part of a pre-trip inspection, which of the following could be a sign of trouble?
|
Fresh oil under the vehicle
|
|
|
Inflated tires
|
|
|
Parking brake is on
|
24.
If you must stop on a one-way or divided highway, place your warning devices:
|
100 feet, 200 feet, and 300 feet toward the approaching traffic.
|
|
|
10 feet, 50 feet, and 150 feet toward the approaching traffic.
|
|
|
10 feet, 100 feet, and 200 feet toward the approaching traffic.
|
25.
Which of the following is NOT a reason for hydraulic brake failure?
|
Loss of hydraulic pressure
|
|
|
Stab braking
|
|
|
Brake fade on long hills
|
26.
What should you look for when checking tires?
|
Cracked valve stems
|
|
|
Cuts
|
|
|
All of the above
|
27.
The following are some causes of vehicle fires:
|
Tight turns and gravel roads
|
|
|
Under-inflated tires and duals that touch
|
|
|
Tailgating while smoking
|
28.
Tar in the road pavement:
|
does not affect the road surface.
|
|
|
can slow down your vehicle.
|
|
|
frequently rises to the surface in very hot weather.
|
29.
When going down a steep downgrade, it is important to select a "safe" speed that is not too fast for:
|
the steepness of the grade.
|
|
|
the weather.
|
|
|
All of the above.
|
30.
To test for hydraulic leaks, you should:
|
apply the brakes firmly using the brake pedal and check to see if the brake pedal returns to its normal position.
|
|
|
pump the brake pedal three times, then hold the pedal for five seconds. The pedal should not move.
|
|
|
use the stab braking method, then re-apply the brakes as soon as you can.
|
Next page
NOT SURE YOU WILL PASS? GET CDL PREMIUM NOW! - Learn More