CDL GENERAL KNOWLEDGE TEST (ME) - PRACTICE TEST
31.
If you are feeling drowsy behind the wheel, the only safe cure is to:
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open your windows, allowing fresh air inside your vehicle.
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drink a cup of coffee.
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pull off the road and get some sleep.
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32.
The trailer hand valve should be used:
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only to test the trailer brakes.
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only on slippery surfaces.
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only when applying the brakes hard.
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33.
If the road is icy, you should:
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put the transmission in neutral and stay off the brake until the vehicle has slowed down, then pull off the road and stop.
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reduce speed to a crawl and stop driving as soon as you can safely do so.
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maintain your current speed and stop driving as soon as you can safely do so.
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34.
On engine start, you should:
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check the oil level.
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check for minimum tread depth.
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make sure the oil pressure gauge is working.
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35.
Make sure you have enough tread on your tires. You must have at least ________ tread depth in every major groove on front tires.
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4/32 inch
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2/32 inch
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1 inch
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36.
If you experience a loss of hydraulic pressure, you should do all of the following except:
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Pump the brakes
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Downshift
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Put the transmission in Neutral
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37.
How do you find out how many seconds of following distance you have?
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Wait until the vehicle ahead of you passes a pavement marking, shadow or landmark. Then count off the seconds until you reach the same spot.
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Wait until the vehicle ahead of you passes a pavement marking or some other clear landmark, then use the stopwatch on your mobile phone to see how long it takes you to reach the same spot.
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Pass a stationary object and count how many seconds it takes the vehicle ahead of you to reach the same spot.
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38.
Which of the following statements about staying alert while driving is true?
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Some drugs can overcome fatigue.
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Drinking a cup of coffee will do more to keep you alert than a 20 minute nap.
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None of the above.
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39.
If your brakes get wet, it can cause them:
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to apply unevenly.
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to be weak.
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All of the above.
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40.
Sleep debt is defined as:
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the cumulative effect of not getting enough sleep.
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the amount of sleep you get each night.
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the accumulated amount of sleep from frequent rest brakes.
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