All your missed questions are saved
automatically for extra practice.
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.
View All PlansAdding difficult questions to Challenge Bank™ is an exclusive Premium feature. Unlock access to 650+ exam-like questions, a Pass Guarantee, personalized study plans, and more.
View All PlansThe Exam Simulator mimics the actual exam. It will stop once you reach the maximum number of allowed mistakes.
Becoming a commercial driver in Illinois can be a long and difficult process, but we’ll help you get through it by providing access to an efficient learning tool. As you begin your learning phase, you should read the official Illinois commercial driver’s license study guide (Illinois CDL Handbook 2025). It contains important information on the various aspects of commercial driving theory, including vehicle inspections, safe driving practices, and traffic laws. The official CDL permit test consists of 30 multiple-choice questions based on this manual. You must score at least 80% to pass, leaving little room for mistakes.
Our Illinois CDL General Knowledge Exam Simulator will help you determine your level of preparedness. This intuitive tool has been designed to closely reflect the content and format of the official exam, allowing you to simulate the official testing experience on your device. The only difference is that we have omitted any timer to let you think and analyze each question before you select an answer. If you make too many mistakes, the test ends immediately, and you’ll have to start a new session. Students unfamiliar with commercial driving should study the official handbook and practice with our CDL practice tests to build the knowledge necessary to become a commercial driver. Once ready, you should use our simulator to evaluate your performance before going to the DMV office to take the official exam.
Start today and consistently train with our simulator until your scores gradually increase. Building the foundation for your commercial driving career takes time and effort. You cannot rush or skip the learning phase, but with the right tools, you can master this subject within a few weeks. There are plenty of opportunities for beginner commercial drivers in Illinois. However, employers seek professional candidates who are serious about their job. Passing the official CDL general knowledge exam should not be your primary goal; it is just a step in the licensing process. Ensure you understand even the most advanced aspects of commercial driving because your future career depends on the knowledge you build today.
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Last verified for accuracy: November 2025 (reviewed weekly)
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Our trademarked system automatically saves questions you miss, creating personalized tests that target your weak spots until you’ve mastered the material.
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The Exam Simulator mimics the actual exam. It will stop once you reach the maximum number of allowed mistakes.
