GENERAL KNOWLEDGE CDL TEST SOUTH CAROLINA - PRACTICE TEST
31.
For an electrical equipment fire or a gasoline or oil fire, use:
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a type B:C fire extinguisher only.
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a type A:B:C or B:C fire extinguisher.
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water.
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a type D fire extinguisher only.
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32.
Dollies with ABS are required to have a malfunction lamp:
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on the front.
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on the left side.
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on the right side.
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on the rear.
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33.
The following are some causes of vehicle fires:
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Under-inflated tires and duals that touch
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Tight turns and gravel roads
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Tailgating while smoking
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All of the above.
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34.
The header board, if equipped, should:
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not be used in case of a crash or emergency stop.
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never be used for cargo.
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can be dangerous.
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block the forward movement of any cargo you carry.
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35.
Which of the following is a key steering system part?
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Anchor plate
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Tie rod
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U-bolts
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Leaf spring
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36.
The emergency equipment must include:
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3 red reflective triangles.
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Charged and rated fire extinguisher.
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Electrical fuses.
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All of the above.
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37.
_______ is the number one cause of death and injury in work zones.
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Speeding
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Excessive heat
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Braking distance
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Driving too slow for conditions
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38.
Most hydraulic brake failures occur for one of two reasons, one of which is:
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relying too much on the engine braking effect.
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excessive downshifting.
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loss of hydraulic pressure.
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driving in cold weather.
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39.
Cargo should be properly covered:
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to protect people from spilled cargo.
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to protect the weather from the cargo.
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to block your view or someone else’s.
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All of the above.
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40.
________ is the distance your vehicle will travel, in ideal conditions, while you are braking.
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Reaction distance
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Stopping distance
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Braking distance
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Perception distance
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