CDL DOUBLES TRIPLES PRACTICE TEST ALABAMA
11.
Which of the following is not a braking system on a truck?
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Service brake
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Emergency brake
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Parking brake
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Steering brake
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12.
The heavier the vehicle:
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the less work the brakes must do to stop it.
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the higher the center of gravity will be.
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the more work the brakes must do to stop it.
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None of the above.
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13.
To prevent getting sleepy while driving, you should:
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drive alone whenever possible.
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keep the cab warm.
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keep cool by opening the window.
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close the vent.
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14.
Dual tires:
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are dangerous.
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should come in contact with each other whenever possible.
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should always come in contact with each other.
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should not come in contact with each other.
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15.
To prevent rollover, you should:
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drive faster on ramps and off ramps.
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drive in the left lane whenever possible.
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drive slower around corners.
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All of the above.
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16.
If your vehicle thumps or vibrates heavily, it may be a sign that:
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the engine belt is loose.
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one of the tires has gone flat.
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you need to shift up.
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the brakes have failed.
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17.
You must have at least _____ inch tread depth in every major groove on front tires.
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6/32
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2/32
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3/32
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4/32
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18.
Over-length loads:
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require special transit permits.
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require special driving care.
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may require special equipment such as "wide load" or flags.
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All of the above.
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19.
Which of the following is not a sign of fatigue?
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Frequent blinking
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Keeping a steady speed
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Rubbing eyes
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Yawning repeatedly
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20.
Which of the following is not proper tie-down equipment:
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Bungee cords
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Chains
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Straps
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Ropes
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