PA CDL DOUBLES TRIPLES PRACTICE TEST
11.
You should do an after-trip inspection:
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after each stop.
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after each trip.
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at least once a week.
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once a month.
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12.
ABS:
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helps you avoid skids caused by over braking.
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helps you stop faster.
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may cause your wheels to lock when you break hard.
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improves your visibility at night.
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13.
It may not be safe to operate at legal maximum weights:
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on two-way streets.
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during bad weather or in mountains.
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in hot weather.
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on highways.
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14.
You as a driver should always:
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reduce your following distance.
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drive slowly in the left lane of traffic.
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make emergency plans when you see a hazard.
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stay in your lane.
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15.
You should always adjust your speed to be able to stop within:
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the length of your vehicle.
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30 feet.
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the distance you can see ahead.
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50 feet.
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16.
The best advice for driving in fog is:
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drive slowly in the left lane of traffic.
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use high beams.
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use low beams.
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don't drive.
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17.
Which of the following road surfaces freezes first?
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Open roads
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Underpasses
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Parkings
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Bridges
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18.
If you are caught in strong winds, you should:
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speed up while keeping a strong grip on the steering wheel.
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immediately take your foot off the accelerator.
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keep a strong grip on the steering wheel and slow down or pull off the roadway.
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None of the above.
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19.
Before each trip, you must make sure:
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the truck is overloaded.
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the cargo is balanced and secured.
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the cargo has a high center of gravity.
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your cargo obscures your view to the sides.
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20.
Weight that is loaded so there is a high center of gravity:
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reduces the chance that the load will shift to the side or fall off.
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causes greater chance of rollover.
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makes a vehicle easier to handle.
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All of the above.
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