Back to results
View all tests
4.33/5
120 votes
Click a star to add your vote
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
  • 0 Incorrect (6 allowed to pass)
  • 0 Correct
Restart
 
 
 
 
 
Advertisement
Back to Program Home
  • Updated for May 2025
  • Based on 2025 NC commercial driver's license manual

Free North Carolina CDL HazMat Practice Test 2025

Since you’re visiting this site, you must be interested in adding the Hazardous Materials (Hazmat) endorsement to your Commercial Driver’s License (CDL). This endorsement is an amazing way to expand your job opportunities and increase your earning potential! In North Carolina, you’ll experience the steep and winding roads of the Appalachian Mountains in the west, the Piedmont region with its rolling hills, and the coastal plains in the east with its flat but flood-prone areas. Transporting cargo in North Carolina can be challenging, but it’s worth it for the rewards offered by this career and the additional opportunities available with the Hazmat endorsement.

Drivers interested in transporting materials classified hazardous by the U.S. government need the Hazmat endorsement to take on these specialized, and often higher-paying, jobs. In the Tarheel State, hazardous materials transported include Class A and B explosives, compressed gasses, poisons, flammable liquids, radioactive materials, and other hazardous substances. Some prominent organizations in North Carolina, such as Duke Energy in Charlotte, Syngenta in Greensboro (for agricultural chemicals and materials), and Clean Harbors located throughout the state (handling waste management and hazardous materials cleanup) rely on Hazmat drivers. These are just a few of the many companies requiring this endorsement.

That is a lot of opportunities unavailable to those without the endorsement! Let’s dig into the process! It starts with a mandatory fingerprinting and background check conducted by the Transportation Security Administration (TSA). Do this right away as the results can take weeks, and that time can be used to study and practice for the second step: the DMV knowledge test. This test covers federal regulations, substance handling, packaging, quantity limits, and transport configurations for hazardous materials. With a score of 80% on North Carolina’s 30-question knowledge test, you will pass the test (North Carolina CDL Handbook 2025).

What’s great is that we have streamlined this process for you. Our North Carolina DMV Hazmat Endorsement practice tests are designed to avoid unnecessary information and resemble what you will face on the official DMV test. Receiving immediate feedback on each response, you’ll learn as you go instead of at the end of the assessment. Once you receive your TSA results and feel prepared, you’ll visit the DMV with the necessary documents, pay the fees, and pass the test.

Pass the first time with Premium
NC commercial driver's license
  • Perfect for first-time and renewal CDL/CLP applicants, and those adding endorsements
  • Triple-checked for accuracy

What you need to know

4.33 out of 5 • 120 votes
7 min to complete
Available in EN and ES
Verified by Steven Litvintchouk, M.S., Chief Educational Researcher, Member of ACES. See our detailed commitment to accuracy and quality in our practice tests.
Ensuring the accuracy and quality of our program is paramount. Learn more about our rigorous standards in our Commitment to Accuracy article.

What to expect on the actual NC DMV exam

30

questions

24

correct answers to pass

80%

passing score

List of questions (classic view)

  1. Which of the following three hazard classes should NOT be placed into a temperature-controlled trailer (one with a heater/air conditioner unit)?
  2. To determine if you need to use placards, which of the following is NOT something you need to know?
  3. When shippers package the material, they are trying to
  4. Where are the two main places that the hazardous material identification number appears?
  5. Your engine runs a pump when you are delivering compressed gas. After finishing the delivery, when should you turn off the engine?
  6. Cargo tanks are
  7. What is the purpose of a driver placarding his or her vehicle?
  8. Which of the following hazard classes uses a transport index to determine how much of it can be loaded on a single vehicle for transport?
  9. If you are already carrying 100 pounds of silver cyanide, what precautions must you take if you are given papers at a dock to carry 100 cartons of battery acid?
  10. If you are carrying Division 1.2 or 1.3 materials, how far away must you park from the traveled portion of the roadway?
  11. What action should you take if you discover your hazardous materials shipment leaking at a rest stop but there is no phone available?
  12. If you are carrying Division 1.2 or 1.3 materials, how far away must you park from a bridge, tunnel, or building?
  13. In what location must you keep your shipping papers that describe any hazardous materials?
  14. What are the major differences between cargo tanks and portable tanks?
  15. Which of the following materials are acceptable floor liners for transporting Division 1.1 or 1.2 materials?
  16. The Emergency Response Guidebook (ERG)
  17. What is a technical name?
  18. A safe haven is
  19. You must NEVER smoke or perform any activity involving fire within 25 feet of
  20. How often should you check the tires on a placarded trailer that has dual tires?
  21. Do you need to stop before a railroad crossing if you are hauling 100 pounds of Division 4.3 materials?
  22. Which of the following are necessary qualifications for non-bulk packaging?
  23. Which of the following is NOT an acceptable type of marking for hazardous materials?
  24. A placarded vehicle must carry a fire extinguisher with a minimum rating of
  25. Besides the shipping papers and the packages, the other two places where the hazardous material identification number must appear are
  26. NO ONE may smoke within 25 feet of any vehicle that contains explosives, oxidizers, or
  27. Placards must be at least _______ from all other markings.
  28. If an "X" or an "RQ" is in the HM column of a shipping paper entry, then
  29. If there is an "RQ" before or after the item description on the shipping paper, it means that
  30. The hazardous material identification numbers must be displayed on portable tanks, cargo tanks, and other bulk packaging. The regulations require black _______ numbers.
Are you in another state?

Your go-to, trusted source

Experience the Driving-Tests difference
Since our foundation in 2010, Driving-Tests.org has led the way in online driver's education, with over a decade of experience. Our dedicated experts, bringing together more than 50 years of collective expertise, have established us as the largest non-governmental organization in the U.S. solely focused on driver education. We go beyond the official manuals, offering unique interactive experiences and support like audio guides and an AI Assistant, to cater to different learning styles and needs.
Helping hundreds of thousands to ace their tests, our resources have earned a 4.7-star rating from over 14,500 reviews. Our goal is to make your path to becoming a confident driver as straightforward and effective as possible.
 (6  allowed to pass)
Restart test
Ask AI Coach
Ask DMV Genie AI
new
    Calculating your test results Your test results are ready
    Pass Your CDL Exam the First Time - Guaranteed

    Before you see your results, discover how CDL Premium helps you:

    • Real CDL Exam-Like North Carolina Questions
      Questions match official CDL tests
    • Official FMCSA-approved
      ELDT Certification included
    • 99.06% Verified Pass Rate vs. 49% Average
      Proven success, specialized for CDL drivers

    Trusted by 1.15 Million drivers

    Secure Your CDL & ELDT Certification Continue to my results
    Opens in a new tab — your results are saved
    Try Driving-Tests Premium

    Pass the knowledge test the first time, guaranteed.