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Oregon DMV CDL General Knowledge Practice Tests

The general knowledge test every commercial driver license applicant takes. Practice with 5 tests built like the real Oregon exam, then try the full simulation.

464 practice questions: Oregon law plus the rules that apply in every state.

A coastal highway with sea stacks and evergreen forests, a typical landscape of Oregon

Oregon CDL practice tests

Oregon CDL exam simulator

Answer at your own pace. After each question you see the correct answer and why, and at the end a review of what you missed.

  • Random practice: 20 random questions; pass with 16 correct, the same ratio as the real test.
  • Exam simulation: 50 questions and a pass mark of 40, like the Oregon CDL test.

About the Oregon CDL test

Oregon DMV does not publish the item count of the CDL general knowledge test. The figures shown reflect the 80 percent federal passing standard applied to the AAMVA model general knowledge test and are listed as unconfirmed. The minimum age is 18 for intrastate and 21 for interstate commerce.