GENERAL KNOWLEDGE CDL TEST UTAH - PRACTICE TEST
31.
Distracted driving can cause accidents. To avoid distractions while on the road, you should:
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limit the use of your mobile phone to the first hour of driving.
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turn off all communication devices.
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smoke, eat, and drink only when traffic conditions allow.
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plan your route while driving only if there are no cars around you.
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32.
The minimum tire tread depth for all tires other than front tires is:
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1/32 inch
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2/32 inch
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4/32 inch
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6/32 inch
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33.
During the pre-trip vehicle inspection test, when examining hoses with the examiner, look for:
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frays in the water pump belt.
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the temperature gauge.
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spare electrical fuses.
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puddles on the ground.
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34.
If brakes fail on a long downgrade, you should:
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pump the brake pedal 3 times.
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turn off the engine as soon as you.
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use an escape ramp if it is available.
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set the parking brake.
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35.
Before you back into an area, you should __________ overhanging hazards like trees, branches or electric wires.
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ask someone else to check for
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check your mirrors to be aware of
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get out of the vehicle and check for
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look out of the windows for
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36.
When driving on a slippery surface, you should do all of the following except:
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not pass slower vehicles unless necessary.
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watch far enough ahead to keep a steady speed.
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keep a shorter following distance.
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adjust braking to conditions.
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37.
Empty trucks require greater stopping distances because:
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fully loaded trucks have less traction.
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they are usually equipped with power brakes.
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empty vehicles have less traction.
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All of the above.
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38.
After a tire has been changed, you should:
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stop a short while later and check that the nuts are tight.
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decrease tire pressure.
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deflate the tire to 15 psi.
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wait at least 30 minutes before driving.
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39.
Your safety equipment must include:
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a dimmer switch.
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a properly charged and rated fire extinguisher.
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spare electrical fuses (only if your vehicle is equipped with circuit breakers).
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an inter-axle differential lock.
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40.
Which of the following statements about stopping distance is true?
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Braking distance is the distance your vehicle will travel, in ideal conditions, while you are braking.
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Perception distance is the distance your vehicle travels, in ideal conditions, from the time your eyes see a hazard until your brain recognizes it.
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Reaction distance is the distance you will continue to travel, in ideal conditions, before you hit the brakes.
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All of the above.
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