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  • Updated for December 2024
  • Based on 2024 TX commercial driver's license manual

Free Texas CDL General Knowledge Test 2 2024

Your knowledge of traffic signs, signals, right-of-way rules, trucking laws, speed limits, vehicle inspection, and basic commercial vehicle safety will be tested to help you become a safer driver today. Each of our 50 multiple-choice questions is based on the Texas Commercial Motor Vehicle Drivers Handbook and applicable Texas laws. Each question includes 4 possible answers, a hint, and an explanation. It is recommended that you check each question’s explanation to gain some further insight into the rule being tested. Good luck and drive safely!

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  • Perfect for first-time and renewal CDL/CLP applicants, and those adding endorsements

What you need to know

Available in EN and ES
Verified by Steven Litvintchouk, M.S., Chief Educational Researcher, Member of ACES. See our detailed commitment to accuracy and quality in our practice tests.

What to expect on the actual TX DMV exam

50

questions

40

correct answers to pass

80%

passing score

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Since our foundation in 2010, Driving-Tests.org has led the way in online driver's education, with over a decade of experience. Our dedicated experts, bringing together more than 50 years of collective expertise, have established us as the largest non-governmental organization in the U.S. solely focused on driver education. We go beyond the official manuals, offering unique interactive experiences and support like audio guides and an AI Assistant, to cater to different learning styles and needs.
Helping hundreds of thousands to ace their tests, our resources have earned a 4.7-star rating from over 14,500 reviews. Our goal is to make your path to becoming a confident driver as straightforward and effective as possible.