CDL GENERAL KNOWLEDGE TEST (PENNSYLVANIA) - PRACTICE TEST
31.
If driving a vehicle equipped with power steering, you should check:
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fluid level.
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check pumps.
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hoses.
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All of the above.
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32.
If you are caught in strong winds, you should:
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keep a strong grip on the steering wheel and slow down or pull off the roadway.
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speed up while keeping a strong grip on the steering wheel.
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immediately take your foot off the accelerator.
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None of the above.
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33.
Which of these vehicles must come to a complete stop at railroad grade crossings?
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Trucks carrying explosives
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Heavy equipment
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School buses
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All of the above.
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34.
Heights posted at bridges and overpasses:
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are always incorrect.
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are always accurate.
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can be incorrect.
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None of the above.
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35.
Doing a vehicle inspection is very important. Why?
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Federal and state regulations require that drivers inspect their vehicle.
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Not doing it could cost time and dollars, or even worse, an accident.
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A defect found during an inspection could save you problems later.
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All of the above.
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36.
Most heavy trucks with manual transmissions require ____ to change gears.
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triple clutching
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double clutching
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single clutching
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None of the above.
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37.
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 and its trailer(s).
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the weight of the trailer and cargo.
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the weight of the vehicle, trailer, and cargo.
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38.
There are two ways of knowing when to shift up:
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Engine speed and weather conditions.
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Engine speed and road speed
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Automatic transmissions and shift indicator light.
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Weather conditions and road speed.
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39.
When you are involved in an accident and not seriously hurt, you need to:
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care for the injured.
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collect required information and report the accident.
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protect the area and notify authorities.
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All of the above.
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40.
Loose engine belts will:
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improve fuel efficiency.
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not turn the water pump and/or fan properly, which will result in overheating.
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will make it easier to stop quickly.
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should not be tightened.
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