The second edition of this study guide for CompTIA Security+ certification now contains over 200 practice questions, a list of the official exam objectives and a precise estimation of the time needed to complete each lesson. Samuelle is an IT consultant who has written several books on CompTIA certification, and he provides tips and solutions that will help students and professionals avoid common pitfalls. Answers and detail explanations are also provided with each question, and web links are provided for further research. The author also includes a section on career paths and opportunities that are available after certification is achieved. Annotation ©2009 Book News, Inc., Portland, OR (booknews.com) Read Less