UT CDL Practice Test - General Knowledge
21.
Having ABS on only the trailer:
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makes the trailer more likely to swing out.
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still gives you more control over your vehicle during braking.
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makes the trailer more likely to roll over.
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is very dangerous.
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22.
When checking tires, which of the following is not a problem?
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Radial and bias-ply tires used together
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Cracked valve stems
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Too much air pressure
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4/32 inch tread depth on front tires
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23.
An empty truck requires _________ a full truck.
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less stopping distance than
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a greater stopping distance than
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This is irrelevant.
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the same stopping distance as
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24.
It is safer to drive over (rather than to avoid) which of the following?
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Cardboard boxes
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Paper and cloth sacks
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Plastic containers
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None of the above.
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25.
The use of brakes on a steep downgrade is:
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much more effective than the engine braking effect.
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the main braking factor.
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a supplement to the braking effect of the engine.
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dangerous, and should be avoided at all costs.
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26.
Aggressive driving is the act of:
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operating a vehicle at a safe speed.
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operating a vehicle at night.
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operating a vehicle in a selfish or pushy manner.
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operating a vehicle in the left lane.
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27.
Which of the following statements about drivers fixing an engine or changing a tire is true?
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Roadway traffic is not a danger to them.
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They must park within 5 feet of the roadway.
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They often do not pay attention to roadway traffic.
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They usually pay attention to the danger roadway traffic is to them.
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28.
The posted speed limit:
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may only be exceeded when driving in rural areas.
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is only a suggestion.
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should only be exceeded when passing other vehicles.
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should never be exceeded.
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29.
The Gross Combination Weight (GCW) is:
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the total weight of a single vehicle including its load.
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the weight of the vehicle, trailer, and cargo.
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the weight of the vehicle and its trailer(s).
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the weight of the trailer and cargo.
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30.
If your vehicle is hydroplaning, you should:
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use the brakes to slow down.
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release the accelerator and push in the clutch.
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accelerate to get through the water as quickly as possible.
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None of the above.
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