CDL HAZMAT PRACTICE TEST ARKANSAS
11.
Placards identifying hazardous materials must be placed:
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inside the trailer.
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on the outside of the vehicle.
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inside the cab.
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All of the above.
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12.
When using a fire extinguisher, you should:
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Aim at the flames.
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Keep as close to the fire as possible.
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Aim at the base of the fire.
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All of the above.
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13.
When you discover a fire, if the trailer doors are hot you should not open them because:
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opening the doors lets air in and may make the fire flare up.
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you should use the fire extinguisher on the door.
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the temperature of the trailer should not be changed in any way.
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with air many fires do less damage.
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14.
Which of the following is NOT a reason for hydraulic brake failure?
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Loss of hydraulic pressure
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Stab braking
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Brake fade on long hills
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All of the above.
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15.
What shape are placards used for transporting hazardous materials?
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Diamond
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Rectangle
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Circle
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Triangle
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16.
For hazardous waste, shippers must keep a copy of shipping papers for _______ after the material is accepted by the initial carrier.
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3 years
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2 years
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1 year
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6 months
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17.
As you approach off ramps and on ramps, remember:
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to maintain your highway speed.
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that downgrades make it easier to reduce speed.
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that the posted speed limit may not be safe for larger vehicles.
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to always brake and turn at the same time.
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18.
If you have to drive off the road, you should:
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brake as hard as you can to maintain control.
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fully apply the brakes until your speed has dropped to about 20 mph.
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keep one set of wheels on the pavement, if possible.
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leave the road completely.
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19.
Shippers must warn drivers and others about the material's hazards:
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by placing a red triangle with an orange center on the vehicle.
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by placing the transmission in Neutral.
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by putting hazard warning labels on packages.
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by making a written report each day on the condition of the material.
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20.
If the drive wheels start to skid:
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accelerate slightly to regain control.
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use the brakes to slow down.
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push in the clutch to let them turn freely.
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All of the above.
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