Based on 2024 MO CDL manual

Questions
50
Mistakes allowed
10
Passing score
80%
Official MO General Knowledge: What to Expect
50
Total number of questions

40
Number of questions required to pass

80
Percentage required to pass

Missouri Commercial Driver's License
Missouri Commercial Driver's License

Help alleviate any anxiety you may feel about taking the Missouri CDL exam with our new MO CDL General Knowledge Practice Test Simulator. This test features 50 carefully crafted, multiple choice questions based on the information found in the official Missouri CDL Manual, which is the same resource used for the real CDL test. You’ll find practice questions on subjects ranging from basic vehicle control to inspections to drowsy driving to winter driving to speed control and much more.

Are there common medicines for colds that can make you sleepy when driving? What is a hazardous materials placard? You will need to know the answers to questions like these to pass this practice test successfully. A passing score is 80% or higher. We have included several features to help you become familiar with the test content, including a Missed Questions Bank and a progress tracker that lets you know how you are doing as you proceed through the test.

Missouri features a lot of various terrain types from hills in the Ozarks to the streets of St. Louis. This practice test will help ensure you have the knowledge to drive safely on the state’s roadways. Take the practice test now to start preparing the state CDL exam and to become a commercial driver in the “Show Me” state.