KS CDL GENERAL KNOWLEDGE TEST - CDL PRACTICE TEST
21.
Under-loaded front axles:
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can make the steering axle weight too light to steer safely.
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can cause tire failure.
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can improve traction.
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All of the above.
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22.
To prevent drowsiness before a trip, you should:
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avoid driving with a passenger.
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drink 2 cups of coffee.
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drive with the windows rolled down.
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avoid medications that cause drowsiness.
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23.
Empty trucks:
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are higher than loaded trucks.
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have less traction.
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require greater stopping distances.
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All of the above.
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24.
To avoid a crash:
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stopping is not always the best thing to do.
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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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None of the above.
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25.
How do you find out how many seconds of following distance you have?
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Wait until the vehicle ahead of you passes a pavement marking or some other clear landmark, then use the stopwatch on your mobile phone to see how long it takes you to reach the same spot.
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Pass a stationary object and count how many seconds it takes the vehicle ahead of you to reach the same spot.
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Wait until the vehicle ahead of you passes a pavement marking, shadow or landmark. Then count off the seconds until you reach the same spot.
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None of the above.
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26.
Which of the following is NOT a hazard?
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Work zones
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A cardboard box on the road
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A freeway/highway exits that
go downhill
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An escape ramp
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27.
Which of these statements is correct?
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Loose cargo that falls off a vehicle can cause traffic problems.
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Others could be hurt or killed by cargo that falls off a vehicle.
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Loose cargo can hurt the driver during a quick stop.
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All of the above.
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28.
What should you do if your vehicle starts hydroplaning?
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Release the accelerator and push in the clutch to let the wheels turn freely.
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Apply the brakes and countersteer to regain control of the vehicle.
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Leave the road completely.
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Accelerate slightly, then push in the clutch to slow down.
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29.
Before driving a vehicle with a dual brake brake system, the driver should:
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wait at least 5 minutes before driving.
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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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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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30.
When making a turn you should:
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honk your horn.
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turn the signal off before entering the turn.
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signal early.
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make gestures to get the attention of other drivers.
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