GENERAL KNOWLEDGE CDL TEST IOWA - PRACTICE TEST
11.
_________ is operating a motor vehicle with the intent of doing harm to others.
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Angry driving
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Aggressive driving
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Road rage
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12.
ABS:
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is an addition to your normal brakes.
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allows you to brake harder.
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should only be used on dry roads.
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13.
Which of the following statements about backing is NOT true?
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You should get out of the vehicle and check your path if you are unsure.
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You should use the lowest reverse gear.
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Backing toward the left side is very dangerous because you can't see as well.
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14.
You should schedule trips for:
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the middle of the day.
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the hours you are normally awake.
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any time that fits your schedule.
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15.
If confronted by an aggressive driver, you should:
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try to stay in front of them.
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react to gestures.
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ignore gestures
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16.
Letting air out of hot tires:
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will cool the tires down.
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will help relieve the extra pressure.
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should not be done, because the pressure will be too low when the tires cool off.
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17.
Which of the following trailers can get stuck on raised crossings?
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Lowboy
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Car carrier
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All of the above.
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18.
Wheel and rim problems include:
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missing clamps.
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mismatched lock rings.
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All of the above.
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19.
Retarders:
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help slow a vehicle.
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reduce the need for using your brakes.
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All of the above.
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20.
Most heavy vehicles require ________ change gears.
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single clutching
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double shifting
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double clutching
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