TANKER PRACTICE TEST - MASSACHUSETTS CDL
11.
When fueling a vehicle containing hazardous materials, you should:
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leave the engine on.
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leave the nozzle unattended.
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turn off the engine.
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call your supervisor.
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12.
You should be extremely cautious when driving unbaffled liquid tankers, especially when:
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going uphill.
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they are empty.
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starting or stopping.
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None of the above.
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13.
How should you brake if your vehicle loses ABS?
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Stay off the Brake
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Step on and off the brake pedal several times
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Pump the brake repeatedly
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Brake as you always have.
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14.
To apply the parking brakes:
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pull the parking brake control knob out.
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push the brake pedal three times.
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place the parking brake control knob in Neutral.
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push the parking brake control knob in.
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15.
If there is a fire in your vehicle, do NOT:
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notify emergency services.
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park away from buildings and other vehicles.
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park in an open area.
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pull into a service station.
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16.
If your brakes fail on a steep mountain downgrade, you should:
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change lanes after making sure there is enough room.
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leave the road immediately.
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go right if the shoulder is clear.
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use an escape ramp if it is available.
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17.
The trailer hand valve should be used:
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only in an emergency.
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only on slippery surfaces.
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only when applying the brakes hard.
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only to test the trailer brakes.
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18.
You should always adjust your speed to be able to stop within:
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50 feet.
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the length of your vehicle.
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30 feet.
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the distance you can see ahead.
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19.
When checking the engine compartment in a vehicle inspection, you should check all of the following except:
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Coolant level in radiator
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Shock absorbers
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Engine oil level
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Windshield washer fluid level
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20.
Improperly placarded vehicles can only be moved:
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at night.
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during an emergency.
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by their owner.
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in the daytime.
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