NJ CDL GENERAL KNOWLEDGE TEST - CDL PRACTICE TEST
31.
When checking the steering system for defects, you should look for:
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cut or cracked valve stems.
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loose, broken, or missing tailpipes.
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missing or broken leaves in any leaf spring.
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bent, loose, or broken parts, such as tie rods.
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32.
When you take a break in the middle of your trip, you should check:
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missing exhaust pipes.
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tires, brakes, lights and cargo securement devices.
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gauges for signs of trouble.
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heater, defroster and windshield wiper blades.
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33.
The distance your vehicle travels, in ideal conditions, from the time you see a hazard until your brain recognizes it, is called:
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Reaction distance
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Braking distance
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Stopping distance
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Perception distance
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34.
Blocking and bracing are:
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driving techniques used to regain control when your drive wheels start to skid.
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coupling devices used to connect the service air lines from the truck or tractor to the trailer.
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used to keep cargo from sliding and to prevent movement of cargo.
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None of the above.
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35.
Loose engine belts will:
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will make it easier to stop quickly.
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should not be tightened.
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not turn the water pump and/or fan properly, which will result in overheating.
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improve fuel efficiency.
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36.
The center of gravity of a trailer should be:
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as low as possible.
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as high as possible.
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at the rear of the trailer.
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at the front of the trailer.
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37.
Which of the following is not a type of retarder?
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Electric
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Exhaust
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Hydraulic
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Pressure
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38.
Commercial motor vehicles:
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are only required to have a fire extinguisher when transporting hazardous materials.
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should have a properly charged and rated fire extinguisher and other emergency equipment.
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are not required to have a fire extinguisher if they already have reflective warning triangles and other emergency equipment.
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None of the above.
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39.
How many reflective triangles/emergency reflectors should you carry?
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1
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3
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4
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2
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40.
Which of the following statements about cargo weight is true?
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The shipper loads the cargo, and the driver is not responsible for recognizing overloads and poorly balanced weight.
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It is always safe to operate at legal maximum weights.
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States have maximums for GVWRs, GCWRs and axle weights. You must keep weights within legal limits.
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All of the above.
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