CDL HAZMAT PRACTICE TEST WYOMING
11.
Move-over laws require drivers to _________ when approaching an emergency vehicle stopped on the roadside or a work zone.
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slow down and change lanes
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change direction
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stop
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sound their horn
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12.
When approaching a vehicle with a distracted driver, you should:
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maintain your safe following distance.
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quickly pass the vehicle.
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change lanes quickly.
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sound your horn.
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13.
Which of the following may be used to warn of a stopped vehicle carrying explosives?
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Liquid burning flares
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Fire signals
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Reflective triangles
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Fuses
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14.
________ display the ID number of their contents on placards or orange panels.
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Cargo tanks and the CDL license
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The back of the truck and the gas tank
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Cargo tanks and other bulk packaging
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The gas tank and other bulk packaging
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15.
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 putting hazard warning labels on packages.
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by placing the transmission in Neutral.
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by making a written report each day on the condition of the material.
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16.
Which of the following statements about retarders is NOT correct?
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Retarders help slow a vehicle, reducing the need for using brakes.
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Retarders help you avoid skids.
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Retarders reduce reduce brake wear.
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You should turn the retarder off whenever the road is wet, icy, or snow covered.
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17.
When fueling a motor vehicle containing hazardous materials:
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someone with a fire extinguisher must be within 10 feet of the pump.
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someone must always be at the nozzle, controlling fuel flow.
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you may leave the engine on, unless a sign requires you to turn it off.
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smoking is allowed within 20 feet of the cargo tank.
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18.
To avoid rollbacks when you start, you should:
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release the parking brake only when you have applied enough engine power.
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put on the parking brake whenever necessary.
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if you have manual transmission, partly engage the clutch before you take your right foot off the brake.
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All of the above.
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19.
Before transporting sealed loads, you should check that:
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the load is properly secured.
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the load can be inspected.
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the seal numbers match the placard numbers.
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All of the above.
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20.
You or your employer must call the National Response Center when any of the following occur as a direct result of a HazMat incident, EXCEPT:
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a person is killed.
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an injured person requires hospitalization.
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spillage occurs.
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black ice makes the road look wet.
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