CDL GENERAL KNOWLEDGE TEST (WISCONSIN) - PRACTICE TEST
31.
What should you do at an accident scene, among other things, to help prevent another accident?
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Stay in your vehicle and file an accident report.
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If you are stopping to help, park in the area immediately around the accident.
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Put on your 4-way emergency flashers.
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Call for assistance.
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32.
Blocking and bracing are:
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driving techniques used to regain control when your drive wheels start to skid.
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coupling devices used to connect the service air lines from the truck or tractor to the trailer.
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used to keep cargo from sliding and to prevent movement of cargo.
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None of the above.
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33.
An anti-lock braking system (ABS):
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helps you avoid wheel lock up.
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helps you avoid skids caused by over braking.
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should help you steer around an obstacle while braking.
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All of the above.
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34.
Air brakes:
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can improve fuel efficiency.
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are an effective way to stop large and heavy vehicles.
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should be used only when driving on wet roads.
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are prohibited on larger vehicles.
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35.
Which of the following can cause front-wheel skid?
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Driving too fast for conditions.
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Lack of tread on the front tires.
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Cargo loaded so not enough weight is on the front axle.
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All of the above.
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36.
If there is a fire in your vehicle, do NOT:
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notify emergency services.
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park away from buildings and other vehicles.
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pull into a service station.
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park in an open area.
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37.
Before starting down a hill, you should:
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release the accelerator and shift to Neutral at the same time.
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apply the brakes hard.
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slow down and shift to a lower gear.
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look for an escape route.
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38.
The only way to stop a front-wheel skid is to:
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countersteer.
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let the vehicle slow down.
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supply more power to the drive wheels.
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All of the above.
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39.
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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4/32 inch tread depth on front tires
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Radial and bias-ply tires used together
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40.
In coming down a long, steep downgrade, which of the following is NOT a factor you should consider to select an appropriate safe speed?
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Road conditions
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Weather
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Steepness of the grade
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Your schedule
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