AR CDL HAZMAT PRACTICE TEST
11.
How can you tell if your vehicle is equipped with ABS?
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Look under the vehicle for the wheel speed sensor wires coming from the back of the brakes.
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Look for yellow ABS malfunction lamps on the instrument panel.
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Trailers will have yellow ABS malfunction lamps on the left side.
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All of the above.
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12.
If hazardous materials are spilling from your vehicle while you are driving, after parking the vehicle do NOT:
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stay there.
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secure the area.
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send someone else for help.
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try to find the source of the leak by smell.
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13.
All drivers involved in transporting hazardous materials must:
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refuse leaking packages.
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follow all special rules about transporting hazardous materials.
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know the security risks of hazardous materials transportation.
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All of the above.
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14.
When driving at night, you should dim your lights within ______ of an oncoming vehicle.
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500 feet.
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250 feet.
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400 feet.
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300 feet.
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15.
During a hazardous materials emergency, you should:
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warn others of the danger.
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keep everyone away.
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prevent smoking and keep open flames away.
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All of the above.
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16.
When a tire fails, you should:
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apply the brakes as hard as you can without locking the wheels.
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stay off the brake.
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push the brake pedal down gradually.
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brake in a way that will keep your
vehicle in a straight line.
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17.
Who must mark and label the hazardous materials?
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The shipper
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The carrier
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The loader
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The driver
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18.
Containers of hazardous materials must:
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not be braced.
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be opened regularly to check their contents.
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be made of cardboard.
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None of the above.
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19.
If your placarded trailer has dual tires, you should check the tires:
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once every three hours.
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once every 3 months.
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at the start of each trip and every time you stop.
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once every 100 miles.
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20.
Which of the following is NOT a good rule for using turn signals?
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Signal continuously
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Signal early
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Cancel the signal before completing the turn
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Cancel your signal after you have turned
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