MAINE CDL PRACTICE TEST - GENERAL KNOWLEDGE
21.
When checking the condition of wheels and rims during the pre-trip inspection, make sure that:
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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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no studs, spacers, clamps, or lugs are missing, bent, or broken.
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22.
If the ABS is not working:
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you should immediately reduce your speed.
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the truck will still have normal brakes.
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the truck will have no brakes.
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23.
The ABS malfunction lamp on the instrument panel is:
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Yellow
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Orange
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Red
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24.
You should you NOT sound your horn:
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to alert another driver to a potential problem.
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to tell other drivers that they made a mistake.
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to alert another driver to your presence.
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25.
Which of the following is NOT a good rule for using turn signals?
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Cancel your signal after you have turned.
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Put your turn signal on after the turn.
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Signal continuously until you have completed the turn.
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26.
ABS (anti-lock braking system):
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keeps your brakes from locking up when you brake hard.
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lets you drive faster.
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increases your normal braking capability.
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27.
When going down a long downgrade, the speed of your vehicle will likely:
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increase.
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decrease.
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stay the same.
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28.
If you have to drive off the road to avoid a collision, you should:
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avoid braking.
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stay on the shoulder until your vehicle has come to a stop.
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All of the above.
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29.
Drivers can hold a Commercial Driver’s License from how many different States?
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Four
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Three
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One
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30.
If you triple the speed from 20 to 60 mph the impact and braking distance is:
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3 times greater.
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9 times greater.
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6 times greater.
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