WI CDL GENERAL KNOWLEDGE TEST - CDL PRACTICE TEST
11.
When changing lanes, you should:
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do it quickly so other vehicles won't get into the lane.
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turn sharply.
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ensure that the vehicle behind you has moved into your blind spot.
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do it slowly, so a driver you did not see may have a chance to honk their horn.
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12.
Poor weight balance:
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increases fuel efficiency.
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makes it easier to turn.
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improves handling.
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can make vehicle handling more difficult.
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13.
If your trailer starts to skid, you should:
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lock the brakes.
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release the brakes.
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steer in the opposite direction.
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pump the brakes.
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14.
To avoid a crash:
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stopping is always the safest thing to do.
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swerving is always the worst thing to do.
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stopping is not always the best thing to do.
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None of the above.
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15.
Why should you be in the proper gear before starting down a hill?
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it will help you go faster when you reach the bottom of the hill.
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gravity can cause the speed of your vehicle to increase.
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it will help the vehicle be more stable while turning.
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changing gears on a hill is illegal.
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16.
Which of these is NOT a thing to do when caring for the injured at the scene of a crash?
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Stop heavy bleeding by applying direct pressure to the wound.
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If a qualified person is helping the injured, stay out of the way unless asked to assist.
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Move a severely injured person if the danger of fire or passing traffic makes it necessary.
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Keep the injured persons cool.
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17.
If your truck catches fire, the first thing you should do is to:
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get off the vehicle, open the hood and start shooting foam to keep the engine cool.
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pull into a service station and call for help.
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pull off the road and park in an open area.
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get the vehicle off the road and park near other vehicles.
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18.
Before driving a vehicle with a dual brake brake system, the driver should:
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allow time for the air compressor to build up a minimum of 100 psi pressure in both the primary and secondary systems.
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wait at least 10 minutes before driving.
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pump the brake pedal 10 times to build pressure.
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wait at least 5 minutes before driving.
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19.
If you get stuck on railroad tracks, you should:
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get out of the vehicle and away from the tracks.
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check the engine compartment quickly.
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have a helper push your vehicle.
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stay in the vehicle and call for help.
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20.
Rollovers happen when drivers:
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turn too fast.
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brake too hard.
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turn too slowly.
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stop too often.
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