LA CDL GENERAL KNOWLEDGE TEST - CDL PRACTICE TEST
11.
What are the two basic reasons for covering cargo?
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To protect people from spilled cargo and the cargo from pilferage.
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To protect the cargo from pilferage and from weather.
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To protect the cargo from weather and to avoid littering.
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To protect people from spilled cargo and the cargo from weather.
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12.
When driving in heavy traffic, the safest speed is:
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slower than the speed of the traffic.
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the speed of other vehicles, up to the posted limit.
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5 mph below the posted speed limit.
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the posted speed limit.
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13.
______ is responsible for the safe operation of a vehicle.
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The driver
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The supervisor
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The mechanic
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The vehicle owner
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14.
An Anti-lock Braking System (ABS):
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increases your normal braking capability.
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always shortens your stopping distance.
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lets you drive faster.
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keeps your wheels from locking up when you brake hard.
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15.
Air tanks usually hold enough compressed air to allow the brakes to be used _________ even if the compressor stops working.
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for 3 days
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several times
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for one day
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for one stop
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16.
The best time to take a short break is:
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at regular intervals.
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when you start to feel drowsy.
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when you feel you can't go any further without one.
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before you feel you need it.
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17.
If driving a vehicle equipped with power steering, you should check:
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fluid level.
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check pumps.
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hoses.
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All of the above.
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18.
Which of the following is true about curved mirrors?
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In a curved mirror things seem closer than they really are.
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In a curved mirror everything appears smaller than it would if you were looking at it directly.
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They are illegal in most States.
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None of the above.
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19.
To maintain alertness while driving, you should:
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avoid short breaks and keep the window open.
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rely on caffeine.
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keep cool by opening the window while eating heavy foods.
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take periodic breaks.
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20.
If a load is placed on one side of the trailer:
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your brakes won't work.
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making turns may be easier.
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the steering axle weight will be too light to steer safely.
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a rollover is more likely.
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