CDL PRACTICE TEST (MT) - GENERAL KNOWLEDGE TEST
31.
In a vehicle with a dual air brake system:
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one system supplies air to the trailer.
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each system has its own air tanks.
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both systems typically operate the regular brakes on the rear axle.
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All of the above.
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32.
B:C type fire extinguishers are suitable for dealing with:
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wood fires.
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cloth and paper fires.
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electrical fires and burning liquids.
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tire fires.
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33.
Regardless of its size, cargo should have at least ___ tie-downs.
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4
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1
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2
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3
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34.
The center of gravity of a trailer should be:
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at the rear of the trailer.
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as high as possible.
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as low as possible.
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at the front of the trailer.
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35.
When you take a break in the middle of your trip, you should check:
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gauges for signs of trouble.
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tires, brakes, lights and cargo securement devices.
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missing exhaust pipes.
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heater, defroster and windshield wiper blades.
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36.
A driver distraction is anything that takes your attention away from driving, such as:
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pedestrians.
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adjusting the radio.
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billboards.
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All of the above.
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37.
Before driving a vehicle with a dual brake brake system, the driver should:
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pump the brake pedal 10 times to build pressure.
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wait at least 5 minutes before driving.
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allow time for the air compressor to build up a minimum of 100 psi pressure in both the primary and secondary systems.
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wait at least 10 minutes before driving.
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38.
Distracted driving can cause accidents. To avoid distractions while on the road, you should:
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plan your route while driving only if there are no cars around you.
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limit the use of your mobile phone to the first hour of driving.
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turn off all communication devices.
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smoke, eat, and drink only when traffic conditions allow.
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39.
Distracted driving can cause collisions. Which of the following can distract your attention while you are driving?
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Driving below the speed limit.
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Listening to music.
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Talking to passengers.
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All of the above.
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40.
Which of the following statements about overhead clearance is true?
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You should assume the heights posted at bridges and overpasses are correct.
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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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The weight of a cargo van changes its height.
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All of the above.
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