CDL GENERAL KNOWLEDGE TEST (VA) - PRACTICE TEST
41.
Retarders:
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help slow a vehicle, reducing the need for using brakes.
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reduce braking distance.
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improve gas mileage.
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42.
Which of the following statements about engine overheating is true?
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Low speeds create more heat for the engine.
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You should never shut off an overheated engine until it cools.
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You should never remove the radiator cap or any part of the pressurized system until the system has cooled.
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43.
While driving, you should use your mirrors to:
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check where the rear of your vehicle is while you make turns.
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know where other vehicles are around you.
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All of the above.
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44.
How should you brake if your vehicle loses ABS?
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Brake as you always have.
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Pump the brake repeatedly
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Step on and off the brake pedal several times
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45.
Suspension systems:
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are rated for the maximum weight the vehicle can pull.
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have a minimum weight rating.
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have a weight capacity rating.
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46.
Which of these is true about fire extinguishers?
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You must study the instructions printed on the extinguisher before you need it.
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The fire extinguisher must be properly charged and rated.
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All of the above.
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47.
To correct a drive-wheel skid, you should NOT:
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Countersteer.
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Steer into the skid.
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Stop braking.
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48.
When approaching a traffic light that has been green for a long time, you should:
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start slowing down and be ready to stop.
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speed up to get through the light.
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maintain your current speed.
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49.
In coming down steep downgrades, you should:
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go slowly enough so your brakes don't get too hot.
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select an appropriate speed.
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All of the above.
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50.
When driving on a slippery surface, you should do all of the following except:
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adjust braking to conditions.
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keep a shorter following distance.
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not pass slower vehicles unless necessary.
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