SOUTH DAKOTA CDL PRACTICE TEST - GENERAL KNOWLEDGE
31.
Hanging meat in a refrigerated truck:
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can be a very unstable load.
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will not affect safe driving ability.
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creates a low center of gravity.
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should never be transported.
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32.
Which of the following is a key steering system part?
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Anchor plate
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Leaf spring
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U-bolts
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Tie rod
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33.
Which of the following is considered a serious traffic violation?
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Following a vehicle too closely
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Excessive speeding (15 mph or more above the posted limit)
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Reckless driving
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All of the above
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34.
When the wheels of a trailer lock up, the trailer will tend to swing around. This is more likely to happen when:
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the trailer is overloaded.
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the trailer is fully loaded.
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the trailer is empty or lightly loaded.
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None of the above.
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35.
In an emergency, if you have to drive off the road you should:
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keep one set of wheels on the pavement, if possible.
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stay on the shoulder (if possible) until your vehicle has come to a stop.
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avoid using the brakes until your speed has dropped.
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All of the above.
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36.
How can you tell if your vehicle is equipped with ABS?
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Look for yellow ABS malfunction lamps on the instrument panel.
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Trailers will have yellow ABS malfunction lamps on the left side.
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Look under the vehicle for the wheel speed sensor wires coming from the back of the brakes.
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All of the above.
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37.
Placards must be placed:
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on the front, rear and both sides of the vehicle.
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on the rear only.
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on the front only.
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on the driver's side of the vehicle.
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38.
Why should you cover your cargo?
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Because spill protection is a safety requirement in many states.
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To protect the cargo from weather.
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To protect people from spilled cargo.
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All of the above.
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39.
What is true about tire chains?
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You should learn how to put the chains on before you need to do it in snow.
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You should watch the official video tutorial by the manifacturer before putting them on.
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You must carry the at least 6 chains and extra cross-links.
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All of the above.
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40.
To release the parking brakes:
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place the parking brake control knob in Neutral.
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push the parking brake control knob in.
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pull the parking brake control knob out.
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pump the brake pedal 3 times.
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