All tests are covered-the Essentials exam, Exam 220-602, Exam 220-603, and Exam 220-604. You'll get omprehensive questions covering every Windowsr OS, as well as the Linuxr and Macr OS. Hardware is covered as well-everything from P4 motherboards, notebooks, and printers to PDAs and wireless devices. The accurate content and convenient presentation of questions and answers offers a great solution to studying for these exams!For a complete certification study solution, combine this book with CompTIA A+ 2006 In Depth (1-59863-351-1). CompTIA A+ 2006 In Depth provides thorough preparation for all of CompTIA's latest A+r certification exams but also provides real-worldinstruction on everything needed to support and troubleshoot computer hardware and software. With a true certification focus, CompTIA A+ 2006 In Depth includes a bonus table of contents that directs you straight to the exam objectives within the book. After you've completed your study, jump to CompTIA A+ 2006 Q&A to test your knowledge!