CDL GENERAL KNOWLEDGE TEST (UT) - PRACTICE TEST
11.
If your brakes fail on a steep mountain downgrade, you should:
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slow down until your vehicle comes to a complete stop.
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set the parking brake and park in an open area.
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decide what to do as soon as you know your brakes do not work.
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stay on the road and keep looking for the next available escape ramp.
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12.
Loose engine belts will:
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should not be tightened.
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will make it easier to stop quickly.
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not turn the water pump and/or fan properly, which will result in overheating.
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improve fuel efficiency.
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13.
The speed limit is 55 mph. Traffic is heavy, moving at 35 mph. What's the safest speed in this situation?
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25 mph
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45 mph
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35 mph
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40 mph
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14.
Distracted driving may be caused by _________ while driving.
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adjusting the radio
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reading billboards
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using your smartphone
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All of the above.
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15.
When driving with cargo, you should re-check the cargo and securing devices as often as necessary to keep the load secure, and inspect again:
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every 6 hours or 300 miles.
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every 3 hours or 150 miles.
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every day.
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every 30 minutes or 50 miles.
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16.
After starting the engine, the ABS light stays on. This means:
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the ABS is not working properly.
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the ABS is in Neutral.
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the ABS is working properly.
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the ABS oil level is not adequate.
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17.
Your vehicle has hydraulic brakes. When you press the brake pedal while driving and the pedal goes to the floor, remember that:
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the parking brake should never used to slow the vehicle.
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pumping the brake pedal may generate enough hydraulic pressure to stop the vehicle.
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shifting into neutral may help slow the vehicle.
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All of the above.
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18.
Combination vehicles _________ than single CMVs.
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require more driving skill
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are much easier to drive
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are safer in bad weather
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All of the above.
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19.
With an engine fire, you should:
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open the hood as soon as possible.
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not shoot foam from the vehicle’s underside.
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turn the engine off as soon as possible.
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All of the above.
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20.
Why should you be in the proper gear before starting down a hill?
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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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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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