CDL PRACTICE TEST (WY) - GENERAL KNOWLEDGE TEST
21.
When backing, as soon as you see the trailer getting off the proper path, you should:
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to keep a firm grip on the steering wheel and continue backing.
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turn the top of the steering wheel in the opposite direction of the drift.
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turn the top of the steering wheel in the direction of the drift.
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None of the above.
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22.
To keep cargo from shifting or falling off, cargo should have at least one tie-down for every ___ feet of cargo.
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10
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15
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5
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20
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23.
To test the parking brake:
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turn off the engine.
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check that all shut-off valves are in the open position.
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step on and off the brake pedal to reduce air pressure.
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gently try to pull forward with the parking brake on.
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24.
If you recognize a distracted driver on the road, you should:
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give them plenty of room.
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follow them closely.
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try to pass them.
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flash your brake lights at them.
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25.
You should be especially alert for drunk drivers:
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in the morning.
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around shopping areas.
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late at night.
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in the early evening.
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26.
If a tire fails while you are driving, you should:
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brake as hard as possible.
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call your supervisor for instructions.
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stop on the roadway if possible.
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stay off the brake
until your vehicle has slowed down.
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27.
Front brake limiting valves were used to:
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reduce your speed so further braking or shifting is not required.
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reduce the chance of the front wheels skidding on slippery surfaces.
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prevent overheating of the front tires.
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reduce exhaust emissions.
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28.
You should avoid driving through flowing water of deep puddles if possible. If not, you should:
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press the accelerator and increase the engine and gear speed to the rpm required by road conditions.
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set out reflective triangles to warn other traffic.
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wait until the engine has cooled before crossing the water.
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gently apply the brakes, increase engine rpm and cross the water while keeping light pressure on the brakes.
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29.
Right after it starts to rain, the road is very slippery. Why?
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Because the water mixes with oil left on the road by vehicles.
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Because black ice may form on the road.
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Because rain is very slippery.
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None of the above.
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30.
When checking the engine compartment, which of the following should you check?
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Windshield washer fluid level.
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Battery fluid level.
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Engine oil level.
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All of the above.
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