Texas DPS CDL General Knowledge Practice Tests

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

462 practice questions: Texas law plus the rules that apply in every state.

Questions50
Correct to pass40
Passing score80%
Minimum age18 years

Texas CDL practice tests

Test 1
Test 2
Test 3
Test 4
Test 5

Texas 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 Texas CDL test.

About the Texas CDL test

Texas may not issue a commercial driver license or commercial learner permit below age 18, and federal rules bar interstate commercial driving below age 21. The item count and pass mark are working figures.