CDL PRACTICE TEST (FL) - GENERAL KNOWLEDGE TEST
21.
To use the controlled braking method in an emergency, you should:
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pump the brake pedal 3 times.
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apply your brakes all the way, and release the brakes when the wheels lock up.
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apply the brakes as hard as you can without locking the wheels.
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apply the brakes when the wheels lock up.
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22.
The 2 special conditions where you should downshift are:
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While going down hill and after finishing a curve.
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Before starting up a hill and before finishing a curve.
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Before starting up a hill and after finishing a curve.
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Before starting down a hill and before entering a curve.
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23.
Brake fade results from:
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using brakes in cold weather.
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excessive heat caused by using brakes too much.
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wet brakes.
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All of the above.
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24.
When going down long, steep downgrades:
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your speed will stay about the same.
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your speed will decrease.
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your speed will increase.
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None of the above.
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25.
When driving a double or triple, you should:
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drive in the left lane whenever possible.
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drive with emergency flashers on.
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decrease your following distance.
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increase your following distance.
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26.
If you are driving on a slippery road, you should:
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decrease your following distance.
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adjust your speed to conditions.
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use ABS to improve traction.
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apply the brakes during turns.
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27.
When checking the condition of wheels and rims during the pre-trip inspection, make sure that:
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no studs, spacers, clamps, or lugs are missing, bent, or broken.
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no more than two lug nuts are missing.
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the end of the kingpin is even with the top of the fifth wheel.
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All of the above.
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28.
Which of the following is NOT true?
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ABS only comes into play when a wheel would have locked up because of over braking.
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ABS will change the way you normally brake.
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ABS won't compensate for poor brake maintenance.
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ABS won't compensate for bad brakes.
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29.
When the wheels of a trailer lock up, the trailer will tend to swing around. This is more likely to happen when:
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the trailer is empty or lightly loaded.
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the trailer is overloaded.
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the trailer is fully loaded.
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None of the above.
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30.
Another name for front-end header boards is:
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head belt.
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cargo stopper.
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headache racks.
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containerized racks.
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