VIRGINIA CDL PRACTICE TEST - GENERAL KNOWLEDGE
21.
Slippery surfaces usually:
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can cause lack of steering power.
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make it easier to stop.
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make it more difficult to stop.
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22.
You should downshift:
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before starting up a hill.
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before exiting a curve.
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before starting down a hill or entering a curve.
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23.
If you need to make a large steering adjustment while using controlled braking, you should:
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release the brakes.
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keep braking as hard as you can while steering.
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downshift and keep braking.
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24.
You hear a loud "bang" which sounds like a tire blowout. You should:
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assume you
have a tire failure.
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check the tires at the next stop.
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keep driving as normal.
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25.
When driving on slippery surfaces, a lack of spray from other vehicles indicates that:
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there is no ice on the road surface.
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the pavement is dry.
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ice has formed on the road.
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26.
If your brakes fail while you are driving on a downgrade, you should:
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take the least hazardous escape route you can.
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use an escape ramp if it's available.
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All of the above.
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27.
Key suspension system parts include:
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Tie rod
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Bearing plates
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All of the above.
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28.
Driving in very hot weather:
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can increase tire pressure.
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should never be done.
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can decrease oil pressure.
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29.
During a pre-trip inspection, to check your lights you should:
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with the engine running, put the vehicle in a forward gear and turn on the headlights.
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turn off the engine, turn on the headlights and 4-way emergency flashers, and get out of the vehicle.
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check the yellow malfunction lamps on the instrument panel.
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30.
When driving past parked vehicles, you should:
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watch for clues that the parked vehicle is about to move.
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sound your horn.
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turn on your taillights.
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