Missouri DOR CDL General Knowledge Practice Tests

The general knowledge test every commercial driver license applicant takes. Practice with 5 tests built like the real Missouri exam, then try the full simulation.

456 practice questions: Missouri law plus the rules that apply in every state.

Questions50
Correct to pass40
Passing score80%
Minimum age18 years

Missouri CDL practice tests

Test 1
Test 2
Test 3
Test 4
Test 5

Missouri CDL exam simulator

Answer at your own pace. After each question you see the correct answer and why, and at the end a review of what you missed.

Random practice: 20 random questions; pass with 16 correct, the same ratio as the real test.
Exam simulation: 50 questions and a pass mark of 40, like the Missouri CDL test.

About the Missouri CDL test

General knowledge test of 50 questions with a required score of 80 percent, as published in Section 14 of the Missouri Commercial Driver License Manual. Written CDL examinations are given only in English.