WV CDL PRACTICE TEST - GENERAL KNOWLEDGE
11.
Hydroplaning:
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only occurs at speeds above 55 mph.
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is more likely to occur when tire tread is in good condition.
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is more likely when tire pressure is low.
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causes your vehicle to go faster.
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12.
ABS brakes help you:
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lock up the wheels in an emergency stop.
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downshift before starting down a hill.
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avoid wheel lock up.
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find an escape route when the service brakes fail.
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13.
Stab braking cannot be used in vehicles with:
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air brakes.
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parking brakes.
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anti-lock brakes.
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spring brakes.
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14.
If you swing wide to the left before turning right:
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another driver may try to pass you on the left.
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you may damage the service brakes.
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another driver may try to pass you on the right.
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None of the above.
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15.
The Gross Vehicle Weight Rating (GVWR) is:
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the minimum weight that must be hauled by a vehicle, as specified by the manufacturer.
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the value specified by the manufacturer as the loaded weight of a combination vehicle.
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the value specified by the manufacturer as the loaded weight of a vehicle, including cargo and trailers.
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the value specified by the manufacturer as the loaded weight of a single vehicle.
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16.
When should you inspect your vehicle and cargo?
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Before, during and after a trip.
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During and after a trip.
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Before and after a trip.
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Before and during a trip.
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17.
Which of the following will not prevent distracted driving?
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Pre-programming radio stations.
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Planning your route before you begin driving.
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Clearing the vehicle of any unnecessary objects.
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Using your phone only when there is no traffic around you.
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18.
When you need to brake, you should warn the drivers behind:
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by making gestures.
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by flashing your brake lights.
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by turning on the 4-way emergency flashers.
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by changing lanes.
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19.
Who is responsible for recognizing overloads and poorly balanced weight?
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The driver
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The loader
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The shipper
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The previous driver
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20.
Skids caused by acceleration can usually be stopped by:
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taking your foot off the accelerator.
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swerving to the left.
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applying the brakes firmly.
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swerving to the right.
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