AR CDL GENERAL KNOWLEDGE TEST - CDL PRACTICE TEST
31.
If you have convex mirrors, be aware that:
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objects may appear to be faster than they really are.
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in a convex mirror objects appears larger than they really are.
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objects seem closer than they really are.
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everything appears smaller in a convex mirror than it would if you were looking at it directly.
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32.
When driving in construction areas you should:
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increase your speed.
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decrease your speed.
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reduce speed to a crawl.
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stop driving as soon as you can safely do so.
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33.
When driving a modern truck, the gear you should be in before starting down a hill is usually_____ the gear required to climb the same hill.
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higher than
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the same as
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lower than
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None of the above.
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34.
When you are driving on a slippery road, you should NOT:
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keep a longer following distance.
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take curves at slower speeds.
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adjust turning and braking to road conditions.
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use the engine brake or speed retarder.
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35.
What should you do if your vehicle starts hydroplaning?
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Accelerate slightly, then push in the clutch to slow down.
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Release the accelerator and push in the clutch to let the wheels turn freely.
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Leave the road completely.
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Apply the brakes and countersteer to regain control of the vehicle.
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36.
Pre-trip inspections are:
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required only for trips of more than 100 miles.
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required only for trips of more than 50 miles.
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recommended.
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required by law
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37.
The air compressor is connected to:
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the suspension system.
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the engine.
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the radiator.
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the transmission.
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38.
The _______ applies and releases the brakes when you use the brake pedal during normal driving.
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emergency brake system
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service brake system
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trailer brake system
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parking brake system
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39.
Which of the following is not a way to know when to change gears?
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Check that the pressure gauge shows normal oil pressure
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Use engine speed (rpm)
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Watch your tachometer
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Use road speed (mph)
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40.
The best time to take a short break is:
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when you feel you can't go any further without one.
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before you feel you need it.
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when you start to feel drowsy.
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at regular intervals.
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