KY CDL PRACTICE TEST - GENERAL KNOWLEDGE
21.
An anti-lock braking system (ABS):
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helps you avoid wheel lock up.
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helps you avoid skids caused by over braking.
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should help you steer around an obstacle while braking.
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All of the above.
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22.
Right after it starts to rain, the road is very slippery. Why?
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Because the water mixes with oil left on the road by vehicles.
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Because black ice may form on the road.
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Because rain is very slippery.
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None of the above.
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23.
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's a function light.
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the engine rpm is down close to
idle.
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there are 2 lit red lights indicating it's there.
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24.
Front-end header boards:
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block the forward movement of your cargo.
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protect you from your cargo in case of an emergency stop.
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protect you from your cargo in case of a crash.
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All of the above.
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25.
Emergency brakes must be held on by:
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hydraulic pressure.
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dynamic pressure.
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mechanical force.
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air pressure.
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26.
You are inspecting your vehicle during a trip. What should you do?
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Check critical items such as tires, brakes, and lights.
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Watch gauges for signs of trouble.
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Use your senses to check for problems.
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All of the above.
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27.
If you are driving a vehicle with manual transmission that requires double clutching to change gears, the first step of the basic method for shifting up is to:
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Pump the brakes and release the clutch.
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Push in the clutch and shift into a higher gear at the same time.
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Release the accelerator, push in the clutch and shift to neutral at the same time.
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Release the clutch and press the accelerator at the same time.
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28.
When driving on a long and/or steep downgrade, drivers should:
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select an appropriate safe speed, and then use a low gear.
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release the clutch.
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use a low gear and release the brakes.
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accelerate.
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29.
After a tire has been changed, you should:
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deflate the tire to 15 psi.
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decrease tire pressure.
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stop a short while later and check that the nuts are tight.
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wait at least 30 minutes before driving.
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30.
_______ is the act of operating a motor vehicle in a selfish, bold, or pushy manner, without regard for the rights or safety of others.
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Distracted driving
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Aggressive driving
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Road rage
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Defensive driving
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