WY CDL Hazardous Materials (HazMat) Practice Test 2025

Perfect for first-time and renewal CDL/CLP applicants, and those adding endorsements
Based on 2025 WY commercial driver's license manual
Triple-checked for accuracy
Updated for March 2025

Your job depends on you passing your WY Hazardous Materials exam. You studied, but you don’t reallydon’t quite feel as if you’re prepared. You could just go into the DOT and hope for the best, but that would be a mistake. Instead of rolling the dice, take an Wyoming Hazardous Materials practice test. It will get you prepared for the real thing. Then, you’ll be sharp and ready to go on the test day.

Your Practice Test – What to Know
A CDL Hazardous Materials practice test closely resembles the real test you’ll take at the DOT. The test’s 30 questions are taken from the 2025 Wyoming CDL manual, just like the questions on the authorized test. This way, you will see the same types of questions on the practice test and the real test. They might be worded in a different way, but the meaning will be the same. That makes the practice test the perfect way to get ready for taking your CDL Hazardous Materials test.
Since this is a practice test, use it as a way to prepare yourself for the big test. Take out your pencil and paper and make a note of your weak areas. If something is giving you issues, you can go back and go over it. Then, take the practice test over and over again until you ace it.
Then, you’ll be ready for test day.

Tackling the Test
Test day might feel stressful, but keep in mind, you have prepared for it. You are ready to handle whatever comes your way. Just remember what you learned on the practice test, and you will be ready.
Get those remaining jitters out of your system by taking the practice test once more. After all, practice really does make perfect, and that will burn the answers into your mind. Then, you will go in like a force to be reckoned with when you take your test.
Good luck on your endorsement test. As long as you take your practice test and follow these tips, you shouldn’t have any problem at all with your test.

5 min to complete

Available in EN and ES

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What to expect on the actual WY DOT exam

questions

correct answers to pass

80%

passing score

Helpful links

WY DMV website

Official Wyoming CDL manual (2025)

More WY DOT Written Exam Resources

WY CDL HazMat Test

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Written by Andrei Zakhareuski Updated over a week ago

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WY CDL Hazardous Materials (HazMat) Practice Test

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