ND CDL PRACTICE TEST - GENERAL KNOWLEDGE
31.
You are driving a 30-foot vehicle at 35 mph. You should allow at least ______ of following distance between your vehicle and the vehicle in front of you.
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4 seconds
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2 seconds
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3 seconds
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6 seconds
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32.
After starting the engine, oil pressure should rise to a normal level:
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within 2 minutes.
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within 6 minutes.
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within seconds.
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within 3 miles.
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33.
Combination vehicles _________ than single CMVs.
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require more driving skill
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are safer in bad weather
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are much easier to drive
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All of the above.
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34.
Enough tread is especially important in winter conditions. You need at least ________ tread depth on steering axle tires.
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4/32 inch
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8/32 inch
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6/24 inch
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2/8 inch
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35.
Drivers should check and adjust their mirrors:
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before starting a trip.
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while driving.
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after a trip.
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All of the above.
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36.
Which of the following statements about driving in areas with strong winds is true?
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The problem is usually worse for heavier vehicles.
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Strong winds make it difficult to stay in your lane.
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You should drive alongside other vehicles to help break up the wind.
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Wind can be a problem especially when you enter a tunnel.
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37.
Which of the following is NOT a correct action in the event of brake failure?
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Putting the vehicle into a lower gear.
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Looking for an escape route.
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Using the parking brake.
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Weaving from side to side to slow down.
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38.
Fully loaded rigs:
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are much more likely to roll over than empty rigs.
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are just as likely to roll over as empty rigs.
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are less likely to roll over than empty rigs.
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None of the above.
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39.
To test the service brake:
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shift your transmission to a low gear, pump the brake pedal three times, then hold it down for five seconds.
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push the brake pedal firmly while going about 5 mph.
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gently try to pull forward with the trailer parking brake on, then release the brake.
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push the brake pedal firmly while slowly moving backward.
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40.
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 won't compensate for bad brakes.
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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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