Oregon Combination Vehicles CDL Practice Test
Practice for your Combination Vehicles CDL exam with questions based on the official Oregon CDL handbook
Updated: August 2026
What's on the Oregon Combination Vehicles CDL test
Answering from memory beats re-reading — retrieval practice roughly doubles what you remember a week later. These free questions are modeled on the official Combination Vehicles CDL knowledge test.
- Questions
- 20
- To pass
- 16/20 correct (80%)
- Updated
- June 2026
- 100% free
The Oregon CDL Combination Vehicles test follows the AAMVA standard used by most states: 20 questions, with 16 correct answers (80%) needed to pass. A CDL learner's permit in Oregon costs $40 (Oregon Driver and Motor Vehicle Services (DMV), division of Oregon Department of Transportation (ODOT) fee schedule, June 2026).
Start the practice testAll Oregon CDL tests
The Oregon Combination Vehicles test is one section of the Oregon CDL knowledge exam. For the full set — general knowledge questions, every endorsement section, and Oregon’s permit requirements in one place — go to the Oregon CDL Practice Test.
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About the Combination Vehicles Test in Oregon
The Combination Vehicles test is required for anyone seeking a Class A CDL in Oregon. It covers coupling and uncoupling procedures, rollover prevention, inspecting combination vehicles, and safely operating with attached trailers.
The Combination Vehicles test is part of the CDL written exam administered by the Oregon Department of Motor Vehicles. You must pass this test along with the other required written tests to receive your Commercial Learner's Permit (CLP) in Oregon.
Our practice questions are built from the official Oregon CDL handbook and federal FMCSA regulations. Each question includes a detailed explanation to help you understand the material, not just memorize answers.
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