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Free Delaware CDL Air Brakes Test 2023 | DE

Part of mandatory Entry-Level Driver Training Course Based on 2023 DE commercial driver's license manual Available in EN, ES

What to expect on the actual DE CDL exam

  • 25questions
  • 20correct answers to pass
  • 80%passing score

This practice test will help you prepare for the real DMV qualification to drive a vehicle with air brakes and help you to become a better driver starting today.

The 30 multiple-choice questions is based directly on the Delaware Commercial Driver License Manual and applicable Delaware laws. You should also pay attention to the hint and explanation provided with each question, as these will make you more prepared for your actual exam. Practice as often as necessary until you achieve a passing score and feel comfortable with the information. Good luck, keep practicing, and drive safely!

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DE commercial driver's license

Perfect for

  • First-time DE CDL and CLP applicants
  • CDL holders adding endorsements
  • DE CDL renewal applicants

Helpful resources

DE CDL Handbook

View the most recent (2023) official DE CDL Handbook.


DE CDL Practice Test App

Download our free iOS or Android app and practice for your driving test offline or on the go.

10 Things You Should Do Before Your Driving Knowledge Exam (PDF)

Many people do their best but still get to the DMV overconfident and underprepared because they fail to do some of the simple...

DE commercial driver's license

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