Colorado General Knowledge CDL Practice Test
Practice for your General Knowledge CDL exam with questions based on the official Colorado CDL handbook
Updated: August 2026
What's on the Colorado General Knowledge CDL test
Answering from memory beats re-reading — retrieval practice roughly doubles what you remember a week later. These free questions are modeled on the official General Knowledge CDL knowledge test.
- Questions
- 50
- To pass
- 40/50 correct (80%)
- Updated
- June 2026
- 100% free
The Colorado CDL General Knowledge test follows the AAMVA standard used by most states: 50 questions, with 40 correct answers (80%) needed to pass. A CDL learner's permit in Colorado costs $20 (Colorado Department of Revenue — Division of Motor Vehicles (DMV) fee schedule, June 2026).
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About the General Knowledge Test in Colorado
The General Knowledge test is required for all CDL applicants in Colorado. It covers traffic laws, safe driving techniques, vehicle inspection procedures, cargo handling, and federal regulations every commercial driver must know.
The General Knowledge test is part of the CDL written exam administered by the Colorado Department of Motor Vehicles. You must pass this test along with the other required written tests to receive your Commercial Learner's Permit (CLP) in Colorado.
Our practice questions are built from the official Colorado CDL handbook and federal FMCSA regulations. Each question includes a detailed explanation to help you understand the material, not just memorize answers.
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