CDL HAZMAT PRACTICE TEST RHODE ISLAND
21.
When you are about to pass a vehicle, you should:
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make gestures.
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slow down.
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assume they don't see you.
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22.
Checking the automatic transmission fluid level may require:
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the engine to be running.
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the vehicle to be parked downhill.
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the 4-way emergency flashers to be activated.
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23.
The hazardous materials regulations require vehicles transporting certain types or quantities of HazMat to display warning signs called:
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placards.
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HazMat warnings.
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reflective triangles.
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24.
Rollovers happen when drivers:
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turn too fast.
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brake too hard.
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turn too slowly.
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25.
If the diamond-shaped hazard warning label won't fit on a package, shippers may label the hazardous materials:
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using a bar code instead.
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by placing the package in a hazmat container.
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with a tag.
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26.
Placards are used:
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to warn others of hazardous materials.
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to warn other drivers when the load on the vehicle extends 4 feet or more beyond the rear of the body.
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to warn other drivers about the risks of tailgating.
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27.
Most heavy-duty vehicles use:
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hydraulic brakes.
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solid brakes.
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air brakes.
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28.
Placards identifying hazardous materials must be placed:
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on the outside of the vehicle.
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inside the trailer.
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inside the cab.
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29.
When going down a steep downgrade, you should primarily brake using:
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the service brakes.
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the parking brake.
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the braking effect of the engine.
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30.
When checking the lights before driving:
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you should check them from inside the vehicle.
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you should turn off the engine.
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make sure the parking brake is not set.
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