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Free Texas CDL General Knowledge Test (TX)

  • Perfect for first-time and renewal CDL/CLP applicants, and those adding endorsements
  • Based on 2024 TX commercial driver's license manual
  • Updated for June 2024
Verified by Steven Litvintchouk, M.S., Chief Educational Researcher, Member of ACES. See our detailed commitment to accuracy and quality in our practice tests.
Commercial Driver's License

About this test

Available in EN and ES

If you want to obtain a Commercial Driver’s License in the state of Texas, you’re going to have to pass the knowledge tests applying to your particular type of vehicle. There are various different tests, but every applicant has to pass the general knowledge test with at least an 80% score. The 50 questions below are all drawn from the very latest (revised June 2024) Texas Department of Public Safety manual. There’s a hint to help you if you’re stuck on a question, and an explanation of the answer so you won’t just know the answer, you’ll know how it applies to real life situations out on the road. Good luck and safe driving!

[faq]

Texas CDL FAQs in 2024

How do you obtain a CDL in Texas?

To get a CDL in Texas, first obtain a commercial learner permit (CLP) by passing knowledge tests and a vision exam. Then, complete CDL training (if desired) and pass the skills test in a vehicle class you intend to drive. Ensure you meet all medical and age requirements.

What is the cost of a CDL?

The cost for a CDL in Texas includes various fees: $25 for the knowledge test, $61 for the CDL, and additional fees for endorsements. CDL training school costs vary by program.

How long does it take to become a CDL driver?

The time to become a CDL driver in Texas varies. After obtaining a CLP, you must hold it for 14 days before taking the skills test. The duration of CDL training programs varies, typically lasting several weeks to months.

Can you take the CDL test online?

No, in Texas, the CDL skills test must be taken in person. However, some knowledge tests may be available online through third-party providers or schools.

Is CDL school mandatory?

CDL school is not mandatory in Texas, but it’s highly recommended for thorough training. Some employers may require completion of a CDL training program.

How long is a Texas CDL valid?

A Texas CDL is typically valid for 5 years. The expiration aligns with your birth date and may vary based on age and medical certification requirements.

How many tests are required for a CDL?

In Texas, obtaining a CDL requires passing multiple knowledge tests for the general CDL and any endorsements, plus a skills test that includes pre-trip inspection, basic control skills, and a road test.

[/faq]

Enhance your preparation with our comprehensive General Knowledge test collection, tailored to cover all key topics of the CDL exam. For a complete understanding of the expenses involved, check out our guide on CDL license cost, and for a step-by-step guide to getting your CDL, visit our CDL license guide.

What to expect on the actual TX CDL exam

50

questions

40

correct answers to pass

80

passing score

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