CALIFORNIA CDL PRACTICE TEST - GENERAL KNOWLEDGE
21.
An empty truck requires _________ a full truck.
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a greater stopping distance than
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the same stopping distance as
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less stopping distance than
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22.
When driving on wet roads, you should reduce your speed by about:
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one-half.
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one-fifth.
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one-third.
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23.
When going down a long downgrade, the speed of your vehicle will likely:
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decrease.
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increase.
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stay the same.
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24.
To reduce the chance of rollover, you should:
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put the lightest parts of the cargo under the heaviest parts.
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distributed the cargo as low as possible inside the trailer.
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place the cargo as high as possible inside the trailer.
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25.
Activities inside the vehicle that can distract your attention include:
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talking to passengers.
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adjusting the radio.
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All of the above.
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26.
When driving through a construction zone, you should:
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turn on your parking lights.
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maintain your speed, unless there are people working on or near the roadway.
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watch for pavement drop-offs.
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27.
The two ways of knowing when to shift are:
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following distance and traffic speed.
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engine speed and road speed.
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weather and road conditions.
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28.
Which of the following could cause poisonous carbon monoxide to enter the cab?
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Exhaust system leaks
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Lack of engine oil
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Lack of engine coolant
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29.
After an accident, an improper use of flares could cause:
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the springs to put on the brakes.
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air pressure to build from 50 to 100 psi within 2 minutes.
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a fire if spilled fuel is on the ground.
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30.
Which of the following is NOT correct? An ABS system:
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is a safety anti-skid braking system.
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helps you stop faster.
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helps you avoid wheel lock up.
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