CDL GENERAL KNOWLEDGE TEST (WY) - PRACTICE TEST
21.
When you get in the vehicle and start the engine, you should:
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put the gearshift in neutral (or park if automatic) before starting the engine.
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make sure the parking brake is on before starting the engine.
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listen for unusual noises after starting the engine.
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All of the above.
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22.
When the temperature is below freezing, which of the following areas may be slippery?
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Shaded areas
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Bridges
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Wet roads
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All of the above.
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23.
Longer combination vehicles have the tendency to swing wide on turns. This is called:
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jackknifing.
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rollover.
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off-tracking.
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hydroplaning.
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24.
Name some exhaust system parts.
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Mufflers, mounting brackets and vertical stacks
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Drag link, spindle and gear box
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Pitman arm, hydraulic fluid reservoir and tie rod
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Main spring, axle and font axle hanger
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25.
If you are involved in a collision and not seriously hurt, you should:
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notify the authorities.
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protect the area.
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do your best to care for the injured.
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All of the above.
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26.
Which of the following is NOT one of the four a basic skills needed to operate a commercial vehicle?
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Ability to accelerate
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Ability to back the vehicle safely
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Ability to multitask while driving
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Ability to steer
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27.
If there is a fire and you are not sure what to use to put it out, you should:
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use dry powder.
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wait for firefighters.
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use water.
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use a fire extinguisher.
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28.
At dawn, dusk, in rain or snow, to make yourself easier to see you should:
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use the high beams.
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use the emergency flashers.
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use the parking lights.
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use the low beams.
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29.
When using double clutching to shift gears, if you are having difficulty putting the vehicle into the next gear you should:
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force the lever until you put the vehicle into the next gear.
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return to neutral, release the clutch, increase the engine speed to match the road speed, and try again.
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reduce the engine speed to drop back to the previous gear.
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prevent the transmission from shifting up beyond the selected gear.
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30.
Which of the following statements about tire failure is true?
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If the steering feels heavy, it may be a sign one of the rear tires has failed.
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Any time you hear a tire blow, you would be safest to assume it is not yours.
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It can take a few seconds for your vehicle to react, and you might think it was some other vehicle.
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All of the above.
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