OH CDL Practice Tests

General Knowledge (150 questions)

HazMat (30 questions)

Passenger Vehicles (20 questions)

School Bus (20 questions)

Air Brakes (25 questions)

Combination Vehicles (24 questions)

Double/Triple Trailers (20 questions)

Tanker Vehicles (30 questions)

Pre-Trip Inspection (9 questions)

The Buckeye State, home to Ohio State football and rated as one of the top states for business climate, is a great location for commercial truck drivers. Truckers in the state often use Route 71 to travel from Cincinnati to Cleveland, passing through Columbus.

But before you can hit the open road as a commercial driver in Ohio, you first need to pass the OH CDL exam and earn your Ohio Commercial Driver’s License (CDL). The only thing that stands in your way is a few written knowledge and skills tests.

Our free 2025 Ohio CDL practice tests are designed to help you ace the official OH CDL exam.

Why choose our OH CDL practice tests?

  • Questions based on the latest 2025 Ohio CDL manual
  • Covers all CDL classes and endorsements
  • Instant feedback to help you master the material

While most aspiring truck drivers study for their exams using only the state handbook, savvy drivers understand the importance of testing their knowledge before taking the real thing. Our practice tests are designed to mirror the actual exam, providing valuable feedback for each question to ensure you fully grasp the material. With a handy progress tracker, you can easily see how well you’re doing at a glance. Familiarize yourself with the multiple-choice format and detailed explanations to get a feel for the exam structure while quickly identifying your strengths and weaknesses.

The roads of the Buckeye State are waiting for you. Don’t let anything stand between you and a rewarding career—take the first step toward becoming a commercial driver in Ohio today. Select a free practice test and get started now!

OH CDL Manuals

The latest official OH CDL driver's manuals