GENERAL KNOWLEDGE CDL TEST OKLAHOMA - PRACTICE TEST
21.
If a worker is close to the roadway in a work zone, you should:
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reduce your speed below the posted speed limit.
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drive at the posted speed limit.
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pull off the road and stop.
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22.
When passing a vehicle, you should NOT:
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at night, flash your lights from low to high beam and back.
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keep blowing your horn while passing.
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assume the other driver does not see you.
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23.
When the temperature is below freezing, which of the following areas may be slippery?
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Wet roads
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Bridges
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All of the above.
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24.
Dry bulk tanks require special care because:
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they have a high center of gravity.
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take up more space than other CMVs.
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they have a low center of gravity.
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25.
If the safety relief valve in the air brake system releases air:
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this will supply more power to the brakes.
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the valve is fully operational.
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something is wrong.
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26.
When making a turn, you should cancel your turn signal:
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once more than half of your vehicle is round the turn.
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once the rear end of your cab has cleared the turn.
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once you have completed the turn.
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27.
On ramp/off ramp curves should be taken:
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slightly below the posted speeds.
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well below the posted speeds.
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at the posted speeds.
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28.
Drivers operating CMVs must notify their employer within ______ of a conviction for any traffic violation (except parking).
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3 days
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30 days
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7 days
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29.
Which of the following statements about overhead clearance is true?
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The weight of a cargo van changes its height.
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If the road causes your vehicle to tilt, you should drive a little closer to the side of the road.
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You should assume the heights posted at bridges and overpasses are correct.
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30.
The best way to see the rear and sides of your vehicle is to:
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use your rear view camera.
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check your mirrors regularly.
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roll down your driver's window.
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