The only Apple-certified book on supporting Mac OS X 10.5, this comprehensive reference takes support technicians and Mac aficionados deep inside the new operating system, covering everything from installation to networking technologies, and more. Following the learning objectives of the Apple Certified Support Professional exam, the lessons in this self-paced volume serve as a perfect guide for Apple's own training class and a first-rate primer for computer support personnel who need to troubleshoot and optimize Mac OS X as part of their jobs. Lesson-review quizzes reinforce the knowledge gained along the way.