GENERAL KNOWLEDGE CDL TEST WYOMING - PRACTICE TEST
41.
To check the automatic transmission fluid:
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the wheel nuts must be loose.
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the engine may have to be running.
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you should turn the engine off.
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you must go down grades.
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42.
When faced with an emergency, drivers should:
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come to a stop if it is safe to do so.
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make a U-turn and go in the opposite direction.
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immediately drive to the nearest police station.
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drive away as quickly as possible.
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43.
During a pre-trip inspection, to check your lights you should:
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with the engine running, turn on the headlights and 4-way emergency flashers, and get out of the vehicle.
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with the engine running, put the vehicle in a forward gear and turn on the headlights.
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check the yellow malfunction lamps on the instrument panel.
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turn off the engine, turn on the headlights and 4-way emergency flashers, and get out of the vehicle.
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44.
On front tires, tread should be at least:
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4/16 inch
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2/32 inch
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1/16 inch
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4/32 inch
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45.
When a vehicle is hydroplaning:
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the clutch is stuck.
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the tires lose their contact with the road.
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your brakes won't work.
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the spray from large trucks reduces visibility.
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46.
When checking tires, which of the following is not a problem?
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Too much air pressure
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Cracked valve stems
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Radial and bias-ply tires used together
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4/32 inch tread depth on front tires
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47.
Which of these statements is NOT true?
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BAC is determined by the amount of alcohol you drink, how fast you drink, and your weight.
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Alcohol doesn't affects judgment and self-control.
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BAC measures the amount of alcohol in your body.
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The liver can only process ⅓ an ounce of alcohol per hour.
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48.
If brakes fail on a long downgrade, you should:
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set the parking brake.
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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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49.
When passing a parked vehicle, which of the following is the only thing you do NOT need to watch out for?
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Wheels starting to turn
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Driver's door opening
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Passenger door opening
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Lights coming on
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50.
The best way to test the trailer service brakes is to:
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accelerate to the maximum possible speed, then apply the trailer brakes fully.
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pull forward quickly, then apply the trailer brakes with your hand control.
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put the handbrake on when there are no vehicles around you.
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None of the above.
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