Arizona DMV CDL HazMat Quick Practice Test

Arizona DMV CDL HazMat Quick Practice Test For 2025

CDL Class A, B or C. Complete CDL driver training course. All the questions in this test are from the official DMV written exam. You can use our free online tests to evaluate how likely you are to pass the official DMV test. Or you can just cut to the chase and increase your chances of passing by upgrading to Premium Membership and unlock official DMV tests. In addition, you will also receive a master cheat sheet which contains all your state’s DMV questions and answers. Premium membership also unlocks a smart tracker which keeps an inventory of all incorrectly answered questions for easy, fast and effective revision. Practice with our free tests or hit Upgrade button below for premium access and increase your chances of passing your DMV written exam.

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Quick Facts:

Number of Questions – 20

Passing Percentage – 80%

Test Type – Free Test

1. When transporting hazardous materials, placards:

Should only be used with explosives.
Should be used on all four sides of a vehicle.
Should only be used by Class A licensed drivers.
Should be used to reduce insurance rates.

2. When loading compressed gas, the liquid discharge valves should be:

Closed.
Greased.
Open.
Removed.

3. If there are no warning gates or lights at a railroad crossing, you should:

Not worry because the tracks are likely abandoned.
Park your vehicle and walk up to the tracks to determine if a train is approaching.
Look down the tracks in both directions to ensure that no trains are approaching.
Do whatever surrounding vehicles are doing.

4. Areas of the road that are shaded:

Usually do not freeze.
Usually do not contain moisture, so they can’t freeze.
Will remain slick after ice on other areas of the road has melted.
Should always be avoided.

5. If your vehicle is equipped with a cargo lift, you should ensure that:

The lift is loosely attached.
The lift is not leaking.
The lift is fully extended.
The lift is the proper color.

6. If cargo containing hazardous materials is leaking but the driver does not have access to a phone, they should:

Drive to a phone to alert emergency personnel.
Drive to a designated hazardous materials clean-up facility.
Send someone else for help.

7. If transporting chlorine, what must be in the vehicle?

A gas mask
Goggles
An axe

8. When applying for an original or renewed HazMat endorsement, you must undergo a background check through which agency?

The Transportation Security Administration
The Federal Bureau of Investigation
The Department of Energy

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