TN CDL GENERAL KNOWLEDGE TEST - CDL PRACTICE TEST
21.
Which of the following is NOT a warning sign of fatigue?
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Trouble keeping your head up
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Yawning repeatedly
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Engaging in conversation with a passenger
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Trouble remembering the last few miles driven
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22.
What is Gross Vehicle Weight Rating?
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The total weight of a single vehicle, including its load
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The total weight of a combination of vehicles including the load
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The value specified by the manufacturer as the loaded weight of a single vehicle
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The total weight of a combination of vehicles excluding the load
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23.
Letting air out of hot tires:
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will help relieve the extra pressure.
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will have no effect on the tires.
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will cool the tires down.
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should not be done, because the pressure will be too low when the tires cool off.
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24.
Which of the following statements about engine belts and driving in hot weather is true?
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You can check v-belt tightness by pressing on the belts.
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Loose belts will not turn the water pump and/or fan on properly.
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Loose belts will result in overheating.
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All of the above.
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25.
When checking the engine compartment in a vehicle inspection, you should check all of the following except:
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Engine oil level
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Windshield washer fluid level
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Coolant level in radiator
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Shock absorbers
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26.
The most important way to see the sides and rear of your vehicle is to:
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get out and walk around the vehicle.
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look at your line of travel.
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check your mirrors regularly.
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look out the window.
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27.
To correct a drive-wheel braking skid, you should stop braking and:
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countersteer.
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accelerate slightly.
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pull of the road.
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keep your foot off the clutch.
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28.
When transporting a load, the cargo should be inspected:
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only after driving.
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by a helper.
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after every break you take during your trip.
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by your supervisor.
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29.
Another name for front-end header boards is:
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head belt.
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cargo stopper.
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containerized racks.
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headache racks.
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30.
Air tank drains:
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are used to remove water and oil from the air tanks.
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are used to move air to the brakes.
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should not be used in wet weather.
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protect the tanks and the rest of the system from too much pressure.
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