The only Cisco authorized textbook that supports the HP IT Essentials I: PC Hardware and Software online course within the Networking AcademyPortable desk reference that compliments the online courseWritten by the developers of the online course - information straight from the sourceAccompanying CD-ROM contains interactive e-Labs, practice test questions for the CompTIA A+ exam, and moreThe HP IT Essentials I: PC Hardware and Software online course and the CompTIA A+ certification exam revised in late 2003. Cisco Press published a supplement to assist with these revisions that is automatically bundled with the first edition of the Companion Guide. The Second Edition of the IT Essentials I Companion Guide incorporates all the information from the supplement and includes additional material that complements the revised HP IT Essentials I online course. The Companion Guide is a portable desk reference of the course material that can be used anytime, anywhere. The textbook is designed to reinforce the material in the course, help the student focus on important concepts, and to organize their study time for exams.