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It's a practice test that's automatically made up of all your missed questions. Once you finish this test, you’ll be able to revisit your Challenge Bank™ to practice and sharpen your skills.
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To pass the Missouri CDL General Knowledge Exam for a Commercial Learner’s Permit (CLP) on your first attempt, this Free Missouri CDL Test Questions & Answers Practice Test is designed to provide what you’ll need. Unlike printable guides or static PDFs, our practice tests prepare you for the tricky phrasing and occasional double negatives that the DOR’s test writers are known to use. Our tests go far beyond just providing facts to memorize; they ensure you attain conceptual understanding of all the material, which is imperative for passing the updated official exams. Every CLP applicant in Missouri must pass the General Knowledge exam regardless of license class, and our practice tests are designed to closely mirror the structure and wording of the official knowledge test.
Drivers across the Show-Me State are using our system right now because it reflects how Missouri actually tests, not how outdated study packets assume you might be tested. With our users already having logged 468 completions today and 5,284, you can likewise prepare with the best resource available. Because the scope of the tested material is broad and retesting can cost time and money, our practice questions focus on the topics actually tested, helping you study efficiently without wasting mental bandwidth on untested material.
M.S., Chief Educational Researcher (ACES member)
Last verified for accuracy on
The official General Knowledge Exam is based on the Missouri Commercial Driver License (CDL) Manual and federal and state safety regulations. Test questions cover space and speed management, hazard perception, shifting and braking techniques, railroad crossing procedures, emergency response, skid control, fire prevention, and the serious consequences of fatigue, alcohol, and drug use when behind the wheel. From rolling farm roads in the north to heavy interstate traffic along I-70 and I-44, the exam reflects real driving conditions you’ll face once licensed.
Each multiple-choice practice test follows the same format as the official exam and provides immediate AI-driven feedback that speeds learning and improves retention. Missed questions are recycled until you demonstrate mastery. Our subject matter experts have removed unnecessary fluff, and the post-test evaluation highlights topics that require additional review. Ace this practice test, then try another one here: https://driving-tests.org/missouri/mo-cdl-practice-test/.
Most CMVs are equipped with air brake systems, and failing or skipping the Air Brakes Test results in a CDL restriction that limits your job options. Check out our practice tests: https://driving-tests.org/missouri/mo-cdl-air-brake-practice-test/. You may also want to prepare for Missouri’s pre-trip inspection portion of the Skills Test: https://driving-tests.org/missouri/mo-pre-trip-test/.
Driver’s Ed is - nobody wants to set foot inside the DOR. That’s why millions of learners trust us for simple, visual, effective prep.
We are an officially recognized FMCSA Entry-Level Driver Training provider and a proud partner to over 2,500 libraries. We work with safety organizations like GHSA and the National Safety Council to help create safer roads for everyone.
Our trademarked system automatically saves questions you miss, creating personalized tests that target your weak spots until you’ve mastered the material.
Get smarter as you study. Our new AI-powered feedback provides detailed, question-level insights to help you understand the why behind each answer.
Go beyond the boring black-and-white manual. Our interactive handbook lets you read, listen with an MP3 audio version, or even chat with it to find the information you need, faster.
We build our practice questions from the current 2026 MO Driver Handbook and refine them using patterns recent test‑takers report.
Driver handbook • Knowledge‑test/permit overview • Fees & ID requirements • Office/appointment info
We mirror recurring themes (e.g., right‑of‑way traps, sign look‑alikes) and use similar distractors and wording styles.
We don’t collect or publish actual test items and we’re not affiliated with DOR.
