1.
If brakes fail on a long downgrade, you should:
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turn off the engine as soon as you.
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use an escape ramp if it is available.
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set the parking brake.
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pump the brake pedal 3 times.
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2.
You should always adjust your speed to be able to stop within:
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the distance you can see ahead.
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30 feet.
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50 feet.
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the length of your vehicle.
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3.
When driving double and triple trailers, drivers should:
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steer gently and go slowly around corners.
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allow more following distance.
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look far ahead.
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All of the above.
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4.
Most heavy-duty vehicles use:
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air brakes.
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hydraulic brakes.
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pressure brakes.
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solid brakes.
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5.
Doubles:
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are less likely to rollover than straight trucks.
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require more reaction time than straight trucks.
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are easier to drive than straight trucks.
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None of the above.
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6.
To prevent getting sleepy while driving, you should:
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drive alone whenever possible.
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close the vent.
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keep cool by opening the window.
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keep the cab warm.
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7.
What is the minimum tread depth for tires other than front tires?
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8/32 inch
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2/32 inch
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4/16 inch
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4/32 inch
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8.
How can you tell if a converter dollie has ABS?
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There is a yellow lamp on the left side of the dolly.
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There is an ABS plaque on the right side of the dolly.
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There is an ABS system on the right side of the dolly.
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There is a red lamp on the left side of the dolly.
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9.
When the spring brakes are on, you should:
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exceed the posted speed limit.
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not push the brake pedal down.
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pump the brakes.
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press the accelerator.
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10.
If there is a fire in your vehicle, do NOT:
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pull into a service station.
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park in an open area.
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park away from buildings and other vehicles.
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notify emergency services.
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