GENERAL KNOWLEDGE CDL TEST WEST VIRGINIA - PRACTICE TEST
31.
Before driving a vehicle with a dual air system, allow time for the air compressor to build up a minimum of ____ pressure in both the primary and secondary systems.
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25 psi
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50 psi
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75 psi
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100 psi
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32.
When driving, you should be alert for:
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sleepy drivers late at night.
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people who are distracted.
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drivers whose vision is blocked.
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All of the above.
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33.
When looking ahead of your vehicle while you are driving, you should:
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shift your attention back and forth, near and far.
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look to the right side of the road.
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look as far as your peripheral vision can see.
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look to the left side of the road.
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34.
When driving, you should check mirrors regularly to know where other vehicles are around you. Remember that:
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convex mirrors make things look larger and closer than they really are.
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every registered motor vehicle must have at least one mirror.
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you should check your after the start of any trip to make sure they are properly adjusted.
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there are blind spots that your mirrors cannot show you.
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35.
Move-over laws require drivers to _________ when approaching an emergency vehicle stopped on the roadside or a work zone.
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change direction
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sound their horn
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stop
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slow down and change lanes
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36.
You must use ________ as the principal way of controlling your speed on downgrades.
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controlled braking
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the brake pedal
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the braking effect of the engine
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"Maximum Safe Speed"
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37.
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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This is irrelevant.
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38.
When you are driving on a slippery road, you should NOT:
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adjust turning and braking to road conditions.
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keep a longer following distance.
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take curves at slower speeds.
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use the engine brake or speed retarder.
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39.
Cargo tie-downs are used to:
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prevent skidding.
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prevent freezing.
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keep cargo from shifting or falling.
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prevent right-turn accidents.
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40.
If a tire fails while you are driving, you should:
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brake as hard as possible.
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stop on the roadway if possible.
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call your supervisor for instructions.
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stay off the brake
until your vehicle has slowed down.
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