CDL PRACTICE TEST (NY) - GENERAL KNOWLEDGE TEST
21.
You are driving on a steep downgrade in the proper low gear. Your "safe" speed is 40 mph. When your speed reaches 40 mph, you should:
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apply the brakes to quickly reduce your speed to 25 mph, and then release the brakes.
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maintain your current speed, and apply the brakes when you reach 50 mph to gradually reduce your speed to 40 mph.
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increase your speed to approximately 45 mph, and then apply release the brakes.
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apply the brakes to gradually reduce your speed to 35 mph, and then release the brakes.
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22.
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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If you are drowsy, the only safe cure is to stop and take a fresh shower.
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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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23.
Antilock brakes:
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let you drive faster.
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help you stop faster.
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decrease your stopping distance.
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None of the above.
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24.
When starting your vehicle, the warning lights and buzzers:
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should go out right away.
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should stay on until you manually turn them off.
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should stay on for 2 minutes.
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should stay on for 15-20 seconds.
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25.
To test the service brake:
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push the brake pedal firmly while slowly moving backward.
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gently try to pull forward with the trailer parking brake on, then release the 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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26.
If you are feeling drowsy, before driving you should:
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drink soda.
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get some sleep.
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drink some coffee.
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wait at least 30 minutes.
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27.
When driving on a slippery surface, you should do all of the following except:
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keep a shorter following distance.
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not pass slower vehicles unless necessary.
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adjust braking to conditions.
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watch far enough ahead to keep a steady speed.
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28.
Which of these is true about fire extinguishers?
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The fire extinguisher must be properly charged and rated.
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You must study the instructions printed on the extinguisher before you need it.
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Check that the extinguisher is the correct type for the class of fire that may occur.
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All of the above.
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29.
Nitric acid should:
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not be loaded above any other product.
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loaded above other products.
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piled up high with heavy cargo on top.
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stacked to the ceiling.
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30.
Your safety equipment must include:
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an inter-axle differential lock.
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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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