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.
Commercial drivers in Pennsylvania have a wide range of jobs to choose from. Industries such as manufacturing, distribution, and agriculture require a constant flow of goods across the Keystone State. However, delivering heavy equipment and transporting hazardous materials are difficult tasks involving great responsibility. Since even a small mistake can lead to disaster, road safety is an important topic that should be prioritized in your study sessions. In Pennsylvania, you will encounter varying road conditions. From busy cities like Philadelphia to rural highways, you must be ready for anything. The official Pennsylvania commercial driver’s manual (Pennsylvania CDL Handbook 2025) contains useful information on the various aspects of commercial driving theory. We recommend reading its contents at least once before incorporating other tools into your study routine.
The official CDL General Knowledge (permit) exam consists of 50 multiple-choice questions. You must answer them before the timer ends and score 80% or higher to pass. If you fail, you must pay a re-test fee and retake the exam no sooner than the next business day. Don’t rely on luck to pass. Instead, you should use our Pennsylvania CDL General Knowledge Exam Simulator to prepare in advance and build the knowledge and confidence necessary to obtain a passing score on your first attempt. You get unlimited attempts and nonstop access to this intuitive tool, which can be used even by those not skilled with computers. We have opted for a simple interface and omitted any timer for your convenience.
Understanding the most complex aspects of commercial driving theory can be difficult, especially if you are unfamiliar with this subject. Although this simulator will not provide any feedback, you can visit your personal Challenge Bank™ to learn from your mistakes. This section includes detailed explanations for the questions you got wrong during your previous sessions. As you study regularly with our simulator, your knowledge will naturally increase over time. Within a few weeks, you’ll be ready to take the official exam and ace it on your first attempt.
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Last verified for accuracy: November 2025 (reviewed weekly)
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The Exam Simulator mimics the actual exam. It will stop once you reach the maximum number of allowed mistakes.
