CDL PRACTICE TEST (CA) - GENERAL KNOWLEDGE TEST
31.
The safety relief valve is located:
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in the first tank the air compressor pumps air to.
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on each end of the vehicle's axles.
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in the front brake.
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32.
Confused drivers can be very hazardous. Clues to confusion include:
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hesitation.
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changing lanes for no apparent reason.
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All of the above.
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33.
Rough acceleration can cause:
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mechanical damage.
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damage electrical and brake lines.
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tire damage.
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34.
When you're going uphill and a heavy load is slowing you down, you should:
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pass another slow vehicle to gain speed.
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shift into a lower gear.
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stay in the left lane if you can.
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35.
When driving at night you should dim your lights when following another vehicle within:
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1 mile.
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100 feet.
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500 feet.
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36.
Which of the following statements about retarders is NOT correct?
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Retarders help you avoid skids.
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You should turn the retarder off whenever the road is wet, icy, or snow covered.
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Retarders help slow a vehicle, reducing the need for using brakes.
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37.
When checking the engine compartment, which of the following should you check?
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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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38.
When signaling what you intend to do, you should:
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cancel your signal after you have turned.
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signal continuously.
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All of the above.
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39.
The service brake system:
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applies and releases the parking brakes.
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applies and releases the emergency brake.
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applies and releases the brakes when you use the brake pedal during normal driving.
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40.
Stab braking cannot be used in vehicles with:
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anti-lock brakes.
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spring brakes.
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air brakes.
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