GENERAL KNOWLEDGE CDL TEST DELAWARE - PRACTICE TEST
31.
If your vehicle thumps or vibrates heavily, it may be a sign that:
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the brakes have failed.
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the engine belt is loose.
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one of the tires has gone flat.
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you need to shift up.
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32.
For fire safety, the correct list of items you should check during your pre-trip inspection is:
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cargo, fuel, electrical and exhaust systems.
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fuel and fire extinguisher.
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tires, cargo, fuel, electrical and exhaust systems, fire extinguisher.
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cargo, fuel, steering wheel, electrical system, fire extinguisher.
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33.
Vehicles must be equipped with emergency equipment, including:
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circuit breakers
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first-aid kit
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warning devices for parked vehicles
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automatic transmission fluid
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34.
If your vehicle is equipped with a front brake limiting valve, to ensure normal stopping power make sure the control is:
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in the "off" position.
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in the "neutral" position.
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in the "normal" position.
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in the "slippery" position.
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35.
Front-end header boards:
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protect you from your cargo in case of an emergency stop.
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block the forward movement of your cargo.
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protect you from your cargo in case of a crash.
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All of the above.
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36.
If ABS is not working, you should:
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put on your 4-way emergency flashers.
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slow down and use a lower gear.
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use the parking brake.
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brake as you always have.
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37.
Which of the following should you check for looseness, damage, sticking or improper settings?
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Steering wheel
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Transmission controls
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Brake controls
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All of the above.
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38.
Which of the following vehicles is most likely to turn over?
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Triple trailer
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5 axle tractor semitrailer
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65 ft. conventional double
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3 axle tractor semitrailer
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39.
Air tanks usually hold enough compressed air to allow the brakes to be used _________ even if the compressor stops working.
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for 3 days
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for one day
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for one stop
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several times
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40.
Eating while driving is:
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a good way to prevent drowsiness and maintain alertness.
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a way to be more productive.
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mandatory when driving alone.
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a source of distraction.
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