This up-to-date and easy-to-read Commercial Driver's License (CDL) test preparation guide covers everything you need to know before taking the exam, setting you on a path to success. Aside from presenting the "need to know" material tested on the CDL exam, the 2nd Edition provides tips for new drivers, and added step-by-step illustrations to help make certain that you understand the information you've read. Students of all levels, even those with English as a second language, will feel comfortable with the thorough, easy-to-use information contained within.