North Carolina CDL — test facts & training hub
North Carolina's CDL knowledge tests follow the national model — same lengths, same 80% pass mark — with state specifics in the North Carolina Commercial Driver's License Manual from the NCDMV. The facts first, then train.
50General Knowledge questions · 80% to pass
25Air Brakes questions · 80% to pass
20Combination questions · 80% to pass
80%Pass mark on every North Carolina CDL knowledge test
Good to know in North Carolina
- One national bank: because North Carolina's manual tracks the federal model, the national question banks in our trainer cover the substance of the North Carolina tests. Use the North Carolina Commercial Driver's License Manual to confirm state-specific details.
- Fees and appointments: NCDMV fees and office rules change periodically. Check the current figures in the state manual and on the official NCDMV site before your visit — we won't invent a number.
- Endorsements add tests: HazMat (30 questions), Tanker (20), and Doubles & Triples (20) each add their own knowledge test at the same 80% standard — all three are in the trainer alongside the core tests.
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