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Free Ohio CDL Practice Tests
Get ready for your official Ohio CDL exam with our complete set of practice tests. Each section matches the knowledge areas you’ll face on the real exam, including General Knowledge, Air Brakes, Combination Vehicles, and all major endorsements. Use these tests to check your progress, build confidence, and make sure you’re ready on test day.
General Knowledge
Combination Vehicles
Air Brakes
Doubles & Triples
Hazardous Materials
Tank Vehicles (Tankers)
Passenger Vehicles
Pre-Trip Inspection
School Bus (Coming Soon)
More Ohio Resources
In addition to practice tests, here are other key resources to help you succeed:
Use these resources together with our free tests to prepare thoroughly for your exam and launch your trucking career.
Our Free Ohio CDL Practice Tests have been helping future truckers pass the official state exams and get their CDL since 2004. Our OH CDL test questions and answers cover everything you’ll need to be thoroughly prepared when you go and take the real exams. All questions are derived from the official Ohio manual.
These tests are in Practice and Exam Modes. Learn how to use our CDL tests and pass the DMV exams.
In Practice Mode, you get immediate results after each answered question plus the exact CDL manual location to aid your study. In Exam Mode, each practice test is timed and you get your grade and results only after you’ve finished each test. This is very similar to the official state CDL written exams!
To pass the official written exams, start by getting your CDL manual. Then, while still keeping the manual handy, start taking our practice tests.
The Ohio CDL manual is based on the same template given from the FMCSA (Federal Motor Carrier Safety Administration) and based on Federal Guidelines. This information doesn’t change from state to state. Each state turns this template into their own CDL manual and adds such things as an introduction, state DMV/DPS locations, requirements, and fees for that state. The FMCSA’s mission “is to reduce crashes, injuries and fatalities involving large trucks and buses”. These rules must be consistent nationwide.
Think about it. The way you drive a big truck doesn’t change from one state to the next. Is there a different braking technique on a mountain in Colorado than there is in West Virginia? No, that’s why the questions and answers on the Air Brakes test are the same on the Ohio CDL test as they are on every other state’s test. Are Hazmat placards placed in a different location on your trailer depending on what state you’re in? Not so much. That’s why the Hazardous Materials CDL test is the same in every state.
