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Based on official Hawaii exam questions

HI CDL Double/Triple Trailers Practice Test 3 2025

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

Many on-line resources are available to help you add a “T” endorsement, allowing you to pull multiple trailers, to your Hawaii commercial driver’s license (CDL). However, none of them are as capable as our practice test series. Using our third free Hawaii DMV CDL Double/Triple Trailer endorsement practice test, you will acquire more essential knowledge to expand your driving skills. Much like Mauna Loa, you have probably found yourself ready to blow your top trying to learn using traditional study methods. However, the practice test provides a groundbreaking approach to learning that reduces stress and creates an optimal learning experience. You’ll receive expertly designed teaching based on reliable information to lead you to success.

Between your desire to learn and our Hawaii DMV CDL Double Triple Trailer endorsement practice test, you’ll be ready to pass the required official knowledge test on your first try. You must correctly answer at least 80% of the 20 questions on the official knowledge test to receive your “T” endorsement. The practice test uses 20 questions to identify the information you have difficulty understanding and directs your attention to the topics you should study more. By bringing your attention to your most challenging issues, the practice test eliminates your misconceptions and provides a deeper understanding of the information you must know.

Unlike traditional study methods, this Hawaii DMV CDL Double/Triple Trailer endorsement practice test does not neglect your specific learning obstacles. For instance, a study guide will train you to memorize the answers to a series of questions but offers no help in correcting your misunderstandings. In comparison, the practice test addresses your knowledge gaps, using the most recent Hawaii DMV CDL manual (Hawaii CDL Handbook 2025) and is up to date as of November 2025. Any incorrect answer that you submit will cue the practice test to provide you with a detailed explanation of the correct one, using information from the CDL manual. You’ll be fully prepared to meet the challenges of the official knowledge test.

Waimea Bay hosts the best surfers for the “Super Bowl of Surfing,” and you’ll find the skills necessary to develop premier driving skills with the practice tests at https://driving-tests.org/hawaii/hi-cdl-practice-test/.

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

Authored and curated by Steven Litvintchouk, M.S.

Chief Educational Researcher (ACES member)
Methodology & Editorial Policy
Last verified for accuracy: November 2025 (reviewed weekly)

What to expect on the actual HI permit test

20

questions

16

correct answers to pass

80%

passing score

We know what it takes to pass. And we’ve got the proof.

Driver’s Ed is - nobody wants to set foot inside the DMV. That’s why millions of learners trust us for simple, visual, effective prep.

An Official & Trusted Partner in Driver Education

We are an officially recognized FMCSA Entry-Level Driver Training provider and a proud partner to over 2,500 libraries. We work with safety organizations like GHSA and the National Safety Council to help create safer roads for everyone.

A Smarter Way to Study

Challenge Bank™

Our trademarked system automatically saves questions you miss, creating personalized tests that target your weak spots until you’ve mastered the material.

AI-Powered Feedback

Get smarter as you study. Our new AI-powered feedback provides detailed, question-level insights to help you understand the why behind each answer.

Interactive Handbook

Go beyond the boring black-and-white manual. Our interactive handbook lets you read, listen with an MP3 audio version, or even chat with it to find the information you need, faster.

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