ID CDL HAZMAT TEST - PRACTICE TEST
21.
If you get stuck on the railroad tracks, the first thing you should do is:
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immediately get out of the cab and move away from the tracks.
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stay in your vehicle and call 911.
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scream for help.
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22.
When checking the lights before driving:
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you should turn off the engine.
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you should check them from inside the vehicle.
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make sure the parking brake is not set.
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23.
Non-bulk packaging means a packaging which has:
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a maximum capacity of 450 L (119 gallons) or less as a receptacle for a liquid.
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a water capacity greater than 908 kg (2,000 pounds) or less as a receptacle for a gas.
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All of the above.
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24.
Weight that is loaded so there is a high center of gravity:
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causes greater chance of rollover.
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makes a vehicle easier to handle.
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reduces the chance that the load will shift to the side or fall off.
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25.
If your placarded trailer has dual tires, you should check the tires:
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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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26.
When driving in work zones you should:
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Use your four-way flashers or brake lights to warn drivers behind you.
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Drive slowly and carefully.
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All of the above.
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27.
You are driving a vehicle with air brakes when the low air pressure warning light and buzzer come on. You should:
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slow down and test your brakes.
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pull off the road and stop immediately.
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activate your hazard lights and drive to the nearest place where you can stop.
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28.
A person attending a placarded parked vehicle:
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must be in the vehicle, awake, or within 100 feet of the vehicle, and have the vehicle within clear view.
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must know what to do in emergencies.
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All of the above.
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29.
You can determine if your vehicle is equipped with ABS (anti-lock braking system) by:
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checking if your vehicle was manufactured after March 1, 1998.
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checking for a yellow ABS malfunction lamp on the instrument panel.
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All of the above.
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30.
If your trucks has a high center of gravity, which of the following is true for curves?
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You should travel at the posted speed limit.
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You should slow down, as your truck can roll over at the posted speed limit for the curve.
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Reduce your speed to a crawl.
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