CDL GENERAL KNOWLEDGE TEST (KENTUCKY) - PRACTICE TEST
11.
To back-up safely, you should:
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start in the proper position.
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look at your path.
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use mirrors on both sides.
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All of the above.
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12.
When parked on the side of the road, you should:
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activate the right turn signal.
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use the 4-way emergency flashers.
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flash your brake lights.
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turn off all lights.
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13.
With a dual air brake system:
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each system shares the same lines and hoses.
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each system has its own air tanks, hoses and lines.
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one system is the main braking system while the other is a back-up system.
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each system shares air tanks.
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14.
If a vehicle is equipped with ABS, when you start the engine:
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the ABS indicator light on the dash should come on and then turn off.
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the trailer emergency brakes will come on.
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the spring brakes will come on.
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the wheels will lock up.
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15.
If you must drive through a deep puddle you should:
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slow down and place transmission in a low gear.
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apply the brakes until your speed reaches 40 mph.
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speed up to get through the puddle as quickly as possible.
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start slowly and Speed up smoothly and gradually so the vehicle does not jerk.
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16.
Commercial motor vehicles:
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should have a properly charged and rated fire extinguisher and other emergency equipment.
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are only required to have a fire extinguisher when transporting hazardous materials.
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are not required to have a fire extinguisher if they already have reflective warning triangles and other emergency equipment.
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None of the above.
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17.
The distance you will continue to travel, in ideal conditions, before you physically hit the brakes in response to a hazard ahead is called:
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Stopping distance
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Reaction distance
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Perception distance
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Braking distance
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18.
Placards are:
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signs that warn others to stay at least 500 feet away from the vehicle.
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signs put on the outside of a vehicle that identify the hazard class of the cargo.
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used to warn others when the Gross Vehicle Weight (GVW) exceeds 10,000 pounds.
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signs put on the inside of a vehicle that remind the driver of the type of cargo he or she is carrying.
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19.
When driving in heavy traffic, the safest speed is:
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the speed of other vehicles, up to the posted limit.
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5 mph below the posted speed limit.
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slower than the speed of the traffic.
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the posted speed limit.
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20.
During a pre-trip inspection, when checking the power steering hoses, you should:
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look for broken or distorted coil springs.
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check for damaged or bent rims.
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check that the brake chambers are not leaking.
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check for leaks.
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