LA CDL DOUBLES TRIPLES TEST - PRACTICE TEST
11.
_________ rigs are much more likely to roll over in an accident than _________ rigs.
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Empty ; fully loaded
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Fully loaded ; empty
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Empty ; overloaded
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Fully loaded ; overloaded
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12.
Another name for front-end header boards is:
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head belt.
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containerized racks.
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headache racks.
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cargo stopper.
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13.
Tire load is defined as:
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the minimum safe weight a tire can carry at a specified pressure.
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the weight transmitted to the ground by 1 tire.
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the minimum tire pressure.
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the maximum safe weight a tire can carry at a specified pressure.
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14.
While crossing railroad tracks, you should:
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shift down.
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stop, then look and listen for the train.
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shift up.
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not shift gears.
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15.
When driving trucks with trailers, drivers should:
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avoid making sudden movements with the steering wheel.
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push the brake pedal to the floor when braking.
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decrease their following distance.
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make quick lane changes.
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16.
When driving at night you should dim your lights when following another vehicle within:
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1 mile.
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100 feet.
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50 feet.
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500 feet.
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17.
Brake lag is:
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the amount of air pressure required to stop the vehicle.
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the time required for the air brakes to work after the brake pedal is pushed.
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the distance your vehicle will continue to travel, in ideal conditions, before you hit the brakes.
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the distance your vehicle will travel, in ideal conditions, while you are braking.
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18.
Which of the the following statements about fatigue is true?
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Fatigue may cause you to not see and react to hazards.
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Fatigue impairs your vision and judgment.
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Fatigued driving is one of the leading causes of accidents.
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All of the above.
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19.
If an aggressive driver confronts you, you should NOT:
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try to get out of their way.
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try to let them pass.
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make eye contact.
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ignore gestures.
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20.
To know how much space you should keep in front of you when driving at speeds below 40 mph, one good rule says you need at least ______ for each ______ of vehicle length.
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2 seconds; 10 feet
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1 second; 5 feet
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3 seconds; 50 feet
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1 second; 10 feet
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