TX CDL HAZMAT PRACTICE TEST
21.
When fueling a vehicle containing hazardous materials, you should:
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leave the engine on.
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turn off the engine.
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call your supervisor.
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leave the nozzle unattended.
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22.
If you are being tailgated, you should:
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speed up.
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drive on the shoulder.
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try to let the other vehicle pass.
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turn on your taillights.
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23.
When you use your mirrors while driving on the road, you should:
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check them quickly.
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stare for a long time at the mirror.
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avoid checking them regularly.
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only use the driver's side mirror.
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24.
A material’s hazard class reflects:
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the emergency response information related to the material.
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the risks associated with the material.
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the type of packaging required to transport the material.
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the methods for handling spills or leaks in the absence of fires.
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25.
In mountain driving, to select a safe speed you should:
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go 5 mph slower than the vehicle ahead.
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select a speed that's not too fast for the weight of your vehicle and cargo, the length and steepness of the grade, and road and weather conditions.
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follow the vehicle in front of you.
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go slightly faster than the speed limit.
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26.
Which of the following statements about retarders is NOT correct?
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Retarders help you avoid skids.
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Retarders help slow a vehicle, reducing the need for using brakes.
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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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27.
Which of the following is NOT correct? Anti-lock brakes:
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help drivers avoid wheel lock up.
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give drivers more control over the vehicle during braking.
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require drivers to apply the brakes as hard as they can without locking the wheels.
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help drivers avoid skids caused by over braking.
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28.
What is the main difference between portable tanks and cargo tanks?
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The product is loaded or unloaded while the portable tanks are off the vehicle.
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Portable tanks are not permanently attached to a vehicle.
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Portable tanks must show the lessee or owner’s
name.
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All of the above.
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29.
Some packages of radioactive materials bear a number called the "transport index", which tells:
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if the material is safe to transport.
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the degree of control needed during transportation.
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how the package was sealed.
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the weight of the package.
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30.
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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looking for wheel speed sensor wires coming from the rear of your brakes.
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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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