OR CDL General Knowledge Exam Simulator 2025

Perfect for first-time and renewal CDL/CLP applicants, and those adding endorsements
Based on 2025 OR commercial driver's license manual
Triple-checked for accuracy
Updated for March 2025

Imagine yourself behind the wheel of a heavy truck, cruising along Highway 101 on the Oregon coast. This route rewards you with beautiful landscapes. At dusk, the Sun creates a breathtaking sight as it sets below the Pacific horizon. As a commercial driver, you’re carrying a lot of responsibility. You should keep your eyes on the road ahead while occasionally glancing at your side mirrors. This route can be winding and narrow in some places, requiring complete mastery of the controls of your vehicle. Safe driving practices are described in the official Oregon commercial driver manual (Oregon CDL Handbook 2025), as well as vehicle inspections, emergency procedures, and other aspects of commercial driving theory.
In Oregon, passing the official CDL permit test is a requirement to get a Commercial Learner’s Permit (CLP). It consists of 50 multiple-choice questions, 80% of which you must correctly answer within a time limit. To increase your chances of obtaining a passing score on your first attempt, we recommend practicing with our Oregon CDL General Knowledge Exam Simulator. This intuitive tool has been recently updated for March 2025 and is available online, 24/7. All you need is a device that supports a browser and a stable internet connection. Since your sessions on our simulator will not be timed, you can easily integrate them into a busy day. Evaluate your knowledge with this tool while you wait in line at the grocery store, during layovers at the airport, or on your lunch break.
Becoming a safe and responsible commercial driver takes a lot of time and effort. You shouldn’t expect significant progress overnight, as this is a skill that can only be improved with consistent practice. Your future career depends on your commitment, and we’ll make it easier for you to achieve your professional goals. Obtaining a CDL in Oregon opens up a whole new world of opportunities. There is a constant demand for licensed commercial drivers in the Beaver State, where you can make a difference in your local economy.

5 min to complete

Available in EN and ES

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What to expect on the actual OR DMV exam

questions

correct answers to pass

80%

passing score

Helpful links

OR DMV website

Official Oregon CDL manual (2025)

More OR DMV Written Exam Resources

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Written by Andrei Zakhareuski Updated over a week ago

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OR CDL General Knowledge Exam Simulator

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