FREE NC CDL Air Brakes Marathon

NC commercial driver's license
North Carolina Commercial Driver's License.

Ready for a challenge? This North Carolina CDL Air Brakes Marathon is a lengthy study tool that contains a compilation of all 119 questions that we have available for this NC endorsement. If you select a wrong answer, we’ll remember that question and will display it to you again at the very end of the Marathon until you’ve answered that question correctly. In other words, the Marathon will cycle through your missed questions until you answer each one correctly. You must make a 100% to pass. We suggest you attempt this one after you have practiced the state’s “regular” tests, but before the “Exam”. Give it your best shot!

Available with a CDL Premium account

Pass the knowledge test, or get your money back. Guaranteed.

  • 32 Members-Only practice tests across all endorsements
  • 400+ additional questions (including the ones most people miss!)
  • 6 Exclusive Cheat Sheets (including the DMV's 171 most frequently asked questions)
  • Study and track your progress on any device, anywhere

PLUS: No ads, unlimited re-takes, our Pass Guarantee, and more!

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North Carolina CDL Air Brakes Test Fact Sheet:

How many questions:25
How many correct answers to pass:20
Passing score:80%

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