O'Leary, Timothy J. creator O'Leary, Linda I. text xxu Boston McGraw Hill c2007 Complete edition monographic eng

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xvii, 532 p.: ill 27cm. Contents: Information technology, the internet, and you -- The Internet, the web, and electronic commerce -- Basic application software -- System software -- The System unit -- Input and output -- Secondary storage -- Communications and networks -- Privacy and security -- Information systems -- Databases -- Systems analysis and design -- Programming and languages -- Your future and information technology -- The Evoluton of the computer age -- The Buyer's guide: how to buy your own microcomputer system -- The Upgrader's guide: how to upgrade your microcomputer system. Timothy J. O'Leary and Linda I. O'Leary Includes index. Computing QA76.5.O428 139780073516677 120725