CDL PRACTICE TEST - GENERAL KNOWLEDGE (DELAWARE)
31.
Front brake limiting valves were used to:
|
prevent overheating of the front tires.
|
|
|
reduce the chance of the front wheels skidding on slippery surfaces.
|
|
|
reduce exhaust emissions.
|
|
|
reduce your speed so further braking or shifting is not required.
|
32.
Federal, state, and local regulations for commercial vehicles:
|
only apply to US residents.
|
|
|
only apply to CMV's operated in interstate commerce.
|
|
|
vary from place to place.
|
|
|
do not apply to CMV's operated in intrastate commerce.
|
33.
During the pre-trip vehicle inspection test, when examining hoses with the examiner, look for:
|
frays in the water pump belt.
|
|
|
spare electrical fuses.
|
|
|
puddles on the ground.
|
|
|
the temperature gauge.
|
34.
To know when to shift, you can use each of the following except:
|
road speed.
|
|
|
engine sounds.
|
|
|
engine speed.
|
|
|
perception distance.
|
35.
Water
in the brakes can cause the brakes to:
|
fade.
|
|
|
be weak or apply unevenly.
|
|
|
break.
|
|
|
overheat.
|
36.
Which of these statements is true?
|
Tires of mismatched sizes can used on the same vehicle.
|
|
|
A tread depth of 2/32 of an inch is safe for steering axle tires.
|
|
|
Dual tires that come in contact with each other provide better traction.
|
|
|
Radial and bias-ply tires should not be used together on the same vehicle.
|
37.
Which of the following beverages contains the most alcohol?
|
A 5 ounce glass of 12% wine
|
|
|
A 1½-ounce shot of 80 proof liquor
|
|
|
A 12 ounce glass of 5% beer
|
|
|
All of the above.
|
38.
When you drive a tractor-trailer combination with ABS, you should:
|
apply the trailer hand brake whe braking.
|
|
|
brake as you always have.
|
|
|
always apply the brakes hard.
|
|
|
pump the brakes.
|
39.
It's very important to distribute the cargo so it is:
|
piled up.
|
|
|
as high up as possible.
|
|
|
in the centre of the load.
|
|
|
as low as possible.
|
40.
You should carefully check for traffic:
|
When approaching a curve.
|
|
|
When driving through an intersection.
|
|
|
As you approach an intersection.
|
|
|
All of the above.
|
Next page
NOT SURE YOU WILL PASS? GET CDL PREMIUM NOW! - Learn More