DE CDL PASSENGER PRACTICE TEST
11.
To avoid blinding others, you should dim your lights within _____ of an oncoming vehicle.
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250
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50
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100
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None of the above.
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12.
When going down a steep downgrade, you should primarily brake using:
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the braking effect of the engine.
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the service brakes.
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the emergency brake.
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the parking brake.
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13.
Which of the following statements about speed management and braking is true?
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Stopping time increases by one second for each 10 mph over 30 mph.
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The total stopping distance of a bus is the distance your vehicle will travel, in ideal conditions, while you are braking.
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Driving below the posted speed limit will always allow you to stop safely.
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None of the above.
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14.
The posted speed limit for a curve:
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is safe for trucks or buses, but it may be too fast for cars.
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is optional and may be exceeded.
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is safe for all vehicles.
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may be too fast for many trucks or buses.
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15.
If your vehicle has power steering, during your pre-trip external inspection you must check that:
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there are no power steering fluid leaks or damage to the power steering hoses.
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there are 2 lit red lights indicating it's there.
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there's a function light.
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the engine rpm is down close to
idle.
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16.
When backing you should:
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avoid making pull-ups to reposition your vehicle.
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use driver-side backing.
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back and turn toward the right side.
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not use a helper.
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17.
The safety valve is usually set to open at:
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75 psi.
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100 psi.
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150 psi.
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200 psi.
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18.
When you are driving a school bus, the emergency exit doors or windows must always:
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have a red door light turned on.
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stay open.
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be closed.
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None of the above.
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19.
When driving at night, to avoid glare from oncoming vehicles you should:
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wear sunglasses.
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put your own high beams on when other drivers do not put their low beams on.
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look slightly to the right at a right lane or edge marking.
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look directly at lights of oncoming vehicles.
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20.
In an emergency:
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stopping is always the best thing to do.
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you should keep one hand on the steering wheel.
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stopping is not always the safest thing to do.
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you should never turn to miss an obstacle.
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