Computer terminology is constantly expanding, and the brand-new edition of this dictionary has been updated to keep pace with the latest important innovations in computer science and technology. Emphasis is on helpful information for non-technical home computer users. The book presents more than 3,200 computer-related terms with clear and succinct definitions. Revised features include up-to-date information on Windows Vista, networking, data storage, video, computer security and ethics, and personal computer hardware. Tables, charts, graphs, photos, and line illustrations.