Based on 2024 OH CDL manual

Questions
50
Mistakes allowed
10
Passing score
80%
Official OH General Knowledge: What to Expect
50
Total number of questions

40
Number of questions required to pass

80
Percentage required to pass

Ohio Commercial Driver's License
Ohio Commercial Driver's License

Think you are ready to take the Ohio CDL exam? Gain a much better understanding of your safe driving knowledge level with our OH CDL General Knowledge Practice Test Simulator. On this test, you will find 50 multiple choice questions based on the information found in the official OH CDL manual. Questions cover such topics as vehicle inspection, vehicle control, looking ahead, handling emergencies, winter driving and much more.

Why should you be in the proper gear before starting down a hill? How long does it take for a typical tractor-trailer unit to clear a double track? You’ll need to be able to answer questions like these to pass this test. A passing score on this practice test is 80% correct or higher. If you do not pass, you can take the test an unlimited number of times until you are comfortable with your score.

Stretching from the Ohio River and Appalachian Mountains in the south to Lake Erie in the North, Ohio is filled with challenging streets, roads and highways. This practice test will help ensure you have the knowledge needed to safely operate a commercial motor vehicle (CMV) in “The Buckeye State!” and across the nation. Get started with this practice test now.