KENTUCKY CDL PRACTICE TEST - GENERAL KNOWLEDGE
11.
Backing is dangerous because:
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you have to turn the steering wheel toward the direction you want to go.
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you cannot see everything behind your vehicle.
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you need to back toward the passenger driver side so you can see.
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cargo may fall out.
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12.
When is it safe to remove the radiator cap?
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Whenever coolant has to be added to the system.
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As soon as you've stopped, as long as the engine is not hot.
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It is always safe.
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When you can touch the radiator cap with your bare hand.
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13.
Distracted driving can cause accidents. To avoid distractions while on the road, you should:
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plan your route while driving only if there are no cars around you.
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smoke, eat, and drink only when traffic conditions allow.
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limit the use of your mobile phone to the first hour of driving.
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turn off all communication devices.
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14.
Truck tractors with air brakes built after March 1, 1997, are required to be equipped with:
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anti-lock brakes.
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a rear backup camera.
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hydraulic brakes.
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GPS
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15.
After a trip:
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you should replace the battery.
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you should get the oil changed.
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you should inspect the vehicle.
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you should place the vehicle out of service.
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16.
If a shipping paper describes both hazardous and non-hazardous products, the hazardous materials must be:
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entered first.
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identified by an "H" placed before the shipping description.
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listed at the bottom.
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written in a larger font.
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17.
The Gross Combination Weight (GCW) is:
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the weight of the vehicle, trailer, and cargo.
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the weight of the vehicle and its trailer(s).
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the total weight of a single vehicle including its load.
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the weight of the trailer and cargo.
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18.
If another driver is following you too closely, you should:
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decrease your following distance.
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immediately pull over to the side of the road.
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turn on your warning flashers.
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None of the above.
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19.
When checking the condition of wheels and rims during the pre-trip inspection, make sure that:
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the end of the kingpin is even with the top of the fifth wheel.
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no studs, spacers, clamps, or lugs are missing, bent, or broken.
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no more than two lug nuts are missing.
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All of the above.
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20.
Air brakes:
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can improve fuel efficiency.
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should be used only when driving on wet roads.
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are an effective way to stop large and heavy vehicles.
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are prohibited on larger vehicles.
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