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Based on official Delaware exam questions

DE CDL Double/Triple Trailers Practice Test 3 2025

  • Perfect for first-time and renewal CDL/CLP applicants, and those adding endorsements

If you’re planning on towing multiple trailers, there is no better place to begin learning that skill than with our dedicated series of practice tests. By adding a “T” endorsement to your Delaware commercial driver’s license (CDL), you can reap the benefits of expanding your driving skills and potentially earning some more cash. Our third free Delaware DMV CDL Double/Triple Trailer endorsement practice test is an excellent resource for you to continue developing the necessary skills for towing multiple trailers. The practice test can elevate your skills to a level that makes you feel like you’re looking down on Ebright Azimuth. Additionally, you will learn the required skills in the most effective and time-efficient way.

Before you can get a “T” endorsement, you must pass an official knowledge test to demonstrate your understanding of how to competently pull multiple trailers. The practice test can help you improve your chances of passing the official knowledge test on your first try, using 20 questions that mimic the actual testing experience. Based on your answers to those questions, the practice test identifies the information you should further study to correctly answer at least 80% of the 20 questions on the official knowledge test. That’s the score you’ll need to receive your endorsement, and you can depend on the practice test to thoroughly prepare you to achieve it.

This Delaware DMV CDL Double/Triple Trailer endorsement practice test provides a superior learning experience compared with other on-line resources. Unlike other potential resources, such as study guides, the practice test will not leave you stalled or confused in your progress. If you provide an incorrect answer, the practice test responds with a thorough explanation of the correct one. Since it is based on the most recent Delaware DMV CDL manual (Delaware CDL Handbook 2025) and up to date as of October 2025, you can be certain the information is accurate and capable of bringing out your best performance.

If the “Lower Slower” lifestyle isn’t for you, you’ll be excited to learn about the accelerated pace of learning new driving skills for expanding your career with the practice tests at https://driving-tests.org/delaware/de-cdl-practice-test/.

5 min to complete
Available in EN and ES
DE commercial driver's license
Real exam-style pitfalls you’ll practice:
Common Traps
Distractors
Trick Wording
Double Negatives

Verified for accuracy: October 2025

Reviewed by Steven Litvintchouk, M.S.
Chief Educational Researcher (ACES member)
Methodology & Editorial Policy

What to expect on the actual DE exam

20

questions

16

correct answers to pass

80%

passing score

Are you in another state?

5/5
1 votes
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