CDL PRACTICE TEST (VA) - GENERAL KNOWLEDGE TEST
21.
Your total stopping distance consists of __________ plus reaction distance plus braking distance.
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perception distance
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following distance
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passing distance
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22.
Vehicle inspections:
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are important because vehicle defects found during an inspection could save you problems later.
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should only be done when a vehicle defect is found.
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should not be done by the shipper.
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23.
You should downshift:
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before entering a curve and before starting down a hill.
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before starting up a hill and while going around a curve.
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after starting down a hill and after entering a curve.
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24.
Hanging meat in a refrigerated truck:
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can be a very unstable load.
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will not affect safe driving ability.
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should never be transported.
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25.
On
a tractor-trailer equipped with a trailer brake hand
valve, the hand valve can be used to:
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keep from rolling back.
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hold compressed air.
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prevent movement of cargo.
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26.
To recognize when it's time to shift up to a higher gear, use:
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engine speed (rpm) and road signs.
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engine speed (rpm) and road speed (mph).
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engine sounds and road signs.
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27.
How can you determine your following distance?
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When the vehicle ahead of you passes a stationary object such as a sign along the road, use the stopwatch on your smartphone to determine how long it takes you to reach that same object.
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Pass a stationary object and count how many seconds it takes the vehicle ahead of you to reach that same object.
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When the vehicle ahead of you passes a stationary object on the side of road, start counting the seconds it takes you to reach that same object.
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28.
The posted speed limit:
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should only be exceeded when passing other vehicles.
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may only be exceeded when driving in rural areas.
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should never be exceeded.
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29.
The height of a vehicle's center of gravity is important for safe handling. Why?
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Trucks with a high center of gravity can roll over at the posted speed limit for a curve.
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Trucks with a high center of gravity have better traction.
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A high center of gravity means you are less likely to tip over.
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30.
How can you tell if your vehicle is equipped with ABS?
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Trailers will have yellow ABS malfunction lamps on the left side.
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Look for yellow ABS malfunction lamps on the instrument panel.
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All of the above.
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