1.
Rollovers happen when drivers:
turn too fast.
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brake too hard.
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turn too slowly.
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2.
If a load is 50 feet long, the minimum number of tie-downs required is:
4
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10
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5
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3.
If your trailer starts to skid, you should:
pump the brakes.
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release the brakes.
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steer in the opposite direction.
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4.
The proper following distance for a 60-foot vehicle traveling at 50 mph is:
6 seconds
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7 seconds
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4 seconds
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5.
If you are driving a 30 foot vehicle at 35 mph, you should leave at least _______ between your vehicle and the vehicle in front of you.
4 seconds
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3 seconds
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2 seconds
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6.
What is countersteering?
Staying off the brake while steering to the right to avoid an accident.
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Turning the steering wheel quickly the other way after steering in an emergency situation.
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Locking your wheels while turning in an emergency situation.
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7.
When you get ready to back under the semi-trailer, you should:
line up about 15 degrees off the line of the trailer.
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line up directly in front of the trailer.
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back under the trailer at an angle to avoid pushing the trailer sideways.
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8.
You are coupling a semi-trailer to your tractor but have not yet backed under. The trailer is at the right height when:
the locking jaws are around the head of the kingpin.
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the end of the kingpin is even with the top of the fifth wheel.
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it will be raised slightly when the tractor is backed under it.
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9.
Loose cargo:
could hurt or kill you during a quick stop.
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can be a danger to others and yourself.
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All of the above.
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10.
When you drive a tractor-trailer combination with ABS, you should:
brake as you always have.
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pump the brakes.
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apply the trailer hand brake whe braking.
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