SD CDL General Knowledge Exam Simulator 2025

Perfect for first-time and renewal CDL/CLP applicants, and those adding endorsements
Based on 2025 SD commercial driver's license manual
Triple-checked for accuracy
Updated for April 2025

In South Dakota, federal and state laws mandate pre-trip inspections. They are designed to ensure that your vehicle is safe to operate, so you must be able to thoroughly inspect various vehicle components. The official South Dakota commercial driver license manual (South Dakota CDL Handbook 2025) describes pre-trip inspections and other aspects of commercial driving in detail. All 50 questions on the official CDL General Knowledge (permit) test are based on this manual, which covers everything you need to know to pass the test and safely operate a commercial vehicle. However, the most determined students favor online tools over traditional study methods.
Adopt a similar approach and boost your learning potential with the help of our South Dakota CDL General Knowledge Exam Simulator. This intuitive tool lets you simulate the official testing experience on your device anytime, anywhere in the world. You get nonstop access and unlimited attempts to simulate as many sessions as you wish. This simulator has limited features, and you will not receive assistance. You must score 80% or higher to pass; if you make too many mistakes, the test ends immediately. Do not get discouraged if you fail. Instead, you should visit your personal Challenge Bank™ to identify areas that need improvement and learn from your mistakes. Use our other CDL practice tests to fill any knowledge gaps. When you’re ready, return to this simulator to see if you’re prepared to pass the official exam on your first attempt.
Becoming a safe and responsible commercial driver takes more than a passing score. You must master this subject before you are issued a CDL. When you’re hauling hazardous materials or driving a bus full of passengers, even small mistakes can have serious consequences. That’s why employers only hire professional commercial drivers who take their jobs seriously. As a beginner, you’ll stand out with your comprehensive knowledge before you can get any behind-the-wheel experience. Start today and train with our simulator for a few weeks. With time, you’ll watch your score naturally increase as you build your knowledge.

5 min to complete

Available in EN and ES

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What to expect on the actual SD DMV exam

questions

correct answers to pass

80%

passing score

Helpful links

SD DMV website

Official South Dakota CDL manual (2025)

More SD DMV Written Exam Resources

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Our commitment to accuracy and quality in our practice tests

Explore our rigorous, multi-tiered verification process that ensures each question mirrors the official manual for unparalleled accuracy.

Written by Andrei Zakhareuski Updated over a week ago

At Driving-Tests.org, we understand the importance of reliable and accurate practice tests to help you prepare for your DMV exam. That's why we've developed a meticulous process to create and continually update our practice questions, ensuring they reflect the most current driving laws and regulations.

Here's an inside look at how we maintain the highest quality in our practice tests.

Content Creation and Verification Process

Alignment with Official Manuals:
Every question we develop is based on the most recent version of each state's official driving manual. Our team regularly monitors each state DMV's website for the latest updates to ensure our practice tests are always aligned with the most current information.
Community Feedback Integration:
We leverage feedback from our vast community of users to understand which topics are most frequently tested. This helps us focus on the areas that are most relevant and beneficial for your preparation.
Expert Content Creation:
Our in-house editor, Steven, who has extensive experience in driver education, crafts each question with precision. He conducts a thorough review of each question against the official manuals to ensure accuracy.
Rigorous Review Process:
Once Steven has finalized a set of questions, our team conducts a joint review session. This second level of scrutiny involves content accuracy, proofreading, and fact-checking to eliminate any errors.
User Feedback Mechanism:
After a question goes live on our site, we keep the lines of communication open. Each question features a feedback button, inviting users to report any issues or errors. This continuous feedback loop allows us to address and rectify any concerns promptly.
Responsive Updates:
In line with our commitment to accuracy, we quickly update our practice questions to reflect any changes in the DMV manuals. Additionally, we update the free electronic copy of the state's driver's license manuals on our site, typically within a few days after the DMV publishes them.

Our thorough quality control process ensures that you have access to practice tests that are as accurate and up-to-date as possible. We believe in the power of well-prepared drivers and are dedicated to providing you with the best study tools to help you succeed on your DMV exam.

SD CDL General Knowledge Exam Simulator

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