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Free California CDL General Knowledge Test (CA)

  • Perfect for first-time and renewal CDL/CLP applicants, and those adding endorsements
  • Based on 2024 CA commercial driver's license manual
  • Updated for July 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

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 California Commercial Drivers Handbook and applicable California laws. Each question includes 4 answer options, 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!

[faq]

California CDL License FAQs in 2024

How can you obtain a CDL license?

To obtain a CDL license in California, first acquire a commercial learner’s permit (CLP) by passing the necessary knowledge tests. Hold the CLP for at least 14 days before taking the skills test. While CDL training is not mandatory, it’s recommended for better preparation. Then, pass the skills test to get your CDL.

Is CDL training mandatory?

CDL training is not mandatory in California, but attending a training school is highly recommended. It provides comprehensive preparation for the skills test and better equips you for commercial driving.

How long does CDL training last?

CDL training duration varies by program in California. It typically ranges from a few weeks to several months, depending on the type of license and full-time or part-time training schedules.

What is the cost of getting a CDL?

The cost for a CDL in California includes a $73 application fee, plus additional costs for medical examination, training programs, and the skills test. Training costs vary depending on the school and program chosen.

What disqualifies you from getting a CDL?

In California, disqualifications from obtaining a CDL include serious traffic violations (like DUIs), major at-fault accidents, criminal convictions related to motor vehicle operation, and failing the required medical exam.

[/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 CA CDL exam

50

questions

40

correct answers to pass

80

passing score

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