CT CDL PRACTICE TEST - GENERAL KNOWLEDGE

31. Use of drugs can lead to traffic accidents resulting in:
Death
Property damage
Injury
All of the above.
32. When going down long, steep downgrades, you should:
only use the brakes.
try not to use the brakes.
downshifting and then use the brakes.
rely solely on engine braking to reduce your speed.
33. An Anti-lock Braking System (ABS):
keeps your wheels from locking up when you brake hard.
always shortens your stopping distance.
increases your normal braking capability.
lets you drive faster.
34. The weight of a truck:
has an impact on stopping distance.
has no effect on stopping distance.
is not as important as the vehicle's center of gravity in determining stopping distance.
None of the above.
35. Older trailers do not have spring brakes. If the air supply leaks away:
the ABS won't work properly.
the trailer will stop normally.
there will be no emergency brakes.
All of the above.
36. The air tanks should be drained completely to remove:
air.
carbon monoxide.
the radiator cap.
water and oil.
37. When starting your vehicle, the warning lights and buzzers:
should stay on for 15-20 seconds.
should stay on for 2 minutes.
should go out right away.
should stay on until you manually turn them off.
38. What is Gross Vehicle Weight (GVW)?
The total weight of a single vehicle including its cargo.
A vehicle's maximum weight rating, specified by its manufacturer.
The total weight of a vehicle, including that of any trailers.
None of the above.
39. If brakes fail on a long downgrade, you should:
set the parking brake.
turn off the engine as soon as you.
use an escape ramp if it is available.
pump the brake pedal 3 times.
40. To test the parking brake:
turn off the engine.
gently try to pull forward with the parking brake on.
check that all shut-off valves are in the open position.
step on and off the brake pedal to reduce air pressure.
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