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UPGRADE TO CDL PREMIUM
1.
How can drivers help control surge?
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By releasing the brakes soon when coming to a stop.
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By decreasing following distance.
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By braking far in advance of a stop.
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2.
Hazardous materials are labelled with a __________ label.
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rectangular
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triangle-shaped
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diamond-shaped
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3.
Hauling liquids in tanks requires special skills because of:
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liquid movement.
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the high center of gravity.
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All of the above.
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4.
With the controlled braking method:
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you apply your brakes all the way and release the brakes when the wheels lock up.
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you lightly tap the brakes.
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you apply your brakes as hard as possible without locking the wheels.
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5.
If there is a fire in your vehicle, do NOT:
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notify emergency services.
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park in an open area.
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pull into a service station.
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6.
Air brakes use ________ to make the brakes work.
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compressed gas cylinders
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compressed gases
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compressed air
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7.
Emergency lines are often coded with the color ___ to keep from getting them mixed up with the service line.
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blue.
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red.
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yellow.
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8.
Dual tires:
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should not come in contact with each other.
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should always come in contact with each other.
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should come in contact with each other whenever possible.
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9.
When transporting chlorine in cargo tanks, you must have _______ in the vehicle.
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5 reflective triangles
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an approved gas mask
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approved goggles
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10.
Before entering a curve, you should:
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reduce your speed.
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increase your speed.
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maintain your speed.
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