Ohio CDL Class A, B or C DMV Practice Tests & Cheat Sheets

CDL Class A, B or C. Complete CDL driver training course. All the questions in this test are from the official DMV written exam. You can use our free online tests to evaluate how likely you are to pass the official DMV test. Or you can just cut to the chase and increase your chances of passing by upgrading to Premium Membership and unlock official DMV tests. In addition, you will also receive a master cheat sheet which contains all your state’s DMV questions and answers. Premium membership also unlocks a smart tracker which keeps an inventory of all incorrectly answered questions for easy, fast and effective revision. Practice with our free tests or hit Upgrade button below for premium access and increase your chances of passing your DMV written exam.

99.5% Pass Rate

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Quick Facts:

Number of Questions – 20

Passing Percentage – 80%

Test Type – Free Test

Continue with the trip and make an appointment with a mechanic after the trip is completed.
Let a more experienced driver use the truck.
Get the issue fixed immediately.
Not use the items found to be unsafe, but may continue driving normally.

The cab
The trailer immediately behind the cab
The middle trailer
The last trailer

By tapping the brake pedal three times
By pushing in the brake control knob
By starting the vehicle
By tapping the accelerator twice

Ohio DMV CDL Doubles / Triples Quick Practice Test

Ohio DMV CDL Doubles / Triples Quick Practice Test For 2025

99.5% Pass Rate

One second
Two seconds
Three seconds

After every trip
If noted defects are repaired
After each fueling

Exhaust
Engine
Air

Air gauges
Low pressure warning device
Air filter