Need help preparing for your Illinois CDL general knowledge exam? Are you prepared to answer complex questions about state traffic laws, driver safety, vehicle inspection, and emergency procedures? With this powerful practice test, you will quickly discover if you are ready for the real thing. The Free Illinois CDL General Knowledge Practice Test contains 50 multiple-choice questions that cover the same topics as the DMV exam. Just like the real test, questions are based on the information found in the official Illinois CDL Handbook.  Each question includes detailed feedback to ensure you fully master the material.

Don’t find out on test day that you are unprepared to take the CDL exam.  Take this Illinois CDL General Knowledge Practice Test today!

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Illinois CDL General Knowledge Overview:
50 Total number of questions:
40 Number of questions required to pass:
80 Percentage required to pass:
Illinois CDL Handbook 2019

Get the latest (2019) official IL CDL Handbook.