GENERAL KNOWLEDGE CDL TEST UTAH - PRACTICE TEST
11.
When checking your mirrors you should:
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use both mirrors.
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only use the driver side mirror.
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not make regular checks.
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only use the passenger side mirror.
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12.
If your ABS malfunctions:
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the parking brakes will not work.
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you still have normal brake functions.
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the service brake will not work.
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you should immediately come to a complete stop.
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13.
Before driving a vehicle with a dual air system, allow time for the air compressor to build up a minimum of ____ pressure in both the primary and secondary systems.
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75 psi
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25 psi
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100 psi
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50 psi
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14.
When driving, do NOT:
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try to help out other drivers by signaling when it is safe to pass.
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warn the drivers behind by flashing your brake lights if you see a hazard that will require slowing down.
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put your turn signal on before changing lanes.
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assume that vehicles, pedestrians or bicyclists see you whenever you are about to pass them.
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15.
Weaving across the road or drifting from one side to another is typical of:
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impaired drivers.
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shoppers.
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slow drivers.
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confused drivers.
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16.
ABS helps you:
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brake harder.
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drive faster.
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stop faster.
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None of the above.
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17.
The distance your vehicle travels, in ideal conditions, from the time you see a hazard until your brain recognizes it, is called:
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Stopping distance
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Reaction distance
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Braking distance
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Perception distance
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18.
If you are driving in fog, you should not:
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slow down.
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use high beams.
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turn on the 4-way emergency flashers.
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All of the above.
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19.
Air tank drains:
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are used to move air to the brakes.
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should not be used in wet weather.
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are used to remove water and oil from the air tanks.
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protect the tanks and the rest of the system from too much pressure.
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20.
If the road is icy, you should:
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reduce speed to a crawl and stop driving as soon as you can safely do so.
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maintain your current speed and stop driving as soon as you can safely do so.
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put the transmission in neutral and stay off the brake until the vehicle has slowed down, then pull off the road and stop.
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All of the above.
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