Get ready for the 2021 South Dakota Commercial Driver's License test with these free practice tests that are scored instantly online. Each test is from our custom database of questions, answers, and solutions and covers information you're likely to see on the official written driving test.
To take a test online, choose a section from the "Take a Practice Test" menu at the top of every page or pick from the following list of CDL permit and endorsement tests:
After you're done with a test you'll see your score, how your score compares to other people who have taken the test, a breakdown of your score on every question and an explanation of each answer.
Studying for the CDL South Dakota exam has never been easier!