CDL Practice Test
Pass the General Knowledge permit test the first time
The base CDL knowledge exam every applicant must pass before any endorsement. Every question is written against the current CDL manual and 49 CFR, with the citation attached — miss one, see exactly why.
- Questions
- 52
- To pass
- 80%
- Modes
- Study · Timed
- Time limit
- 50 min (Timed mode)
Study Mode
Learn as you go — one question at a time. Answer, and the correct choice, a plain-English explanation, and the exact 49 CFR / CDL-manual citation appear immediately. Progress saves on this device.
Untimed · instant feedback · free
Timed Test
Exam conditions — 50 minutes on the clock, no feedback until you submit, answers changeable until the end. Explanations and citations are revealed with your score.
50 min · auto-submits at zero · 80% to pass
Been here before? Drill your bookmarks or your missed questions — saved on this device, no account needed.