ME CDL PRACTICE TEST - GENERAL KNOWLEDGE
21.
Black ice is:
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dirty snow.
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a thin layer of ice clear enough that you can see the road underneath it.
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wet ice.
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22.
To recognize when it's time to shift up to a higher gear, use:
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engine speed (rpm) and road signs.
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engine sounds and road signs.
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engine speed (rpm) and road speed (mph).
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23.
If you are driving in fog, you should not:
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use high beams.
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turn on the 4-way emergency flashers.
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slow down.
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24.
When using a fire extinguisher, you should stay:
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as far away from the fire as possible.
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at least 10 feet away from the fire.
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as close to the fire as possible, without getting burnt.
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25.
Brakes out of adjustment can cause the other brakes to:
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apply more braking power.
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last longer.
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overheat and fade.
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26.
To apply the parking brakes:
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pull the parking brake control knob out.
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place the parking brake control knob in Neutral.
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push the parking brake control knob in.
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27.
Effects of distracted driving include:
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increased following distance.
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improved reaction time.
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incorrect inputs to the steering.
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28.
If the low pressure warning signal does not work:
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The vehicle is not safe to operate
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You could lose air pressure and not know it
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All of the above.
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29.
When driving a 60-foot truck at 50 mph, your minimum following distance should be:
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5 seconds
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6 seconds
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7 seconds
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30.
When you are driving in close quarters, you should:
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check your mirrors often.
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avoid checking your your mirrors too frequently.
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not use your mirrors.
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