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- Updated for May 2025
- Based on 2025 OK commercial driver's license manual
OK CDL Hazardous Materials (HazMat) Practice Test 2025
Your livelihood depends on you passing your OK HazMat exam. You studied, but you don’t reallydon’t quite feel as if you’re fully prepared. You could just walk into the DMV and hope for the best, but that would be a mistake. Instead of rolling the dice, take an Oklahoma Hazardous Materials practice test. The practice test will get you prepared for the real deal. Then, you’ll be sharp and ready to go on the big day.
Your Practice Test – What to Know
A CDL Hazardous Materials practice test closely resembles the actual test you’ll take at the DMV. The test’s 30 questions are taken from the 2025 Oklahoma CDL manual, just like the questions on the authorized exam. Because of that, you will come across the same types of questions on the practice test and the authorized test. They might be worded in a different way, but the meaning will still be the same. That makes the practice test the perfect way to prepare for taking your HazMat 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 review 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 prepared.
Get those remaining nerves out of your system by taking the practice test again. After all, practice really does make perfect, and that will burn the answers into your head. Then, you will go in like a force to be reckoned with when you take your test.
Best of luck on your endorsement test. As long as you take your practice test and follow these tips, you shouldn’t have any problem whatsoever with your test.
- Perfect for first-time and renewal CDL/CLP applicants, and those adding endorsements
- Triple-checked for accuracy
About this test

What to expect on the actual OK SOK exam
questions
correct answers to pass
passing score
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Experience the Driving-Tests differenceThe Exam Simulator mimics the actual exam. It will stop once you reach the maximum number of allowed mistakes.
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