Computing

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COMPLETE 2012
computing ESSENTIALS
Making IT work for you
• The O’Leary Series
Computing Concepts
• Computing Essentials 2010 Introductory & Complete Editions • Computing Essentials 2011 Introductory & Complete Editions • Computing Essentials 2012 Introductory & Complete Editions Microsoft Office Applications

• Microsoft® Office 2010: A Case Approach
• Microsoft® Office Word 2010: A Case Approach Introductory & Complete Editions • Microsoft® Office Excel 2010: A Case Approach Introductory & Complete Editions • Microsoft® Office Access 2010: A Case Approach Introductory & Complete Editions • Microsoft® Office PowerPoint 2010: A Case Approach Introductory & Complete Editions TM

COMPLETE 2012
computing ESSENTIALS
Making IT work for you
Timothy J. O’Leary
Professor Emeritus
Arizona State University
Linda I. O’Leary
TM
COMPUTING ESSENTIALS 2012 COMPLETE EDITION: MAKING IT WORK FOR YOU Published by McGraw-Hill, a business unit of The McGraw-Hill Companies, Inc., 1221 Avenue of the Americas, New York, NY, 10020. Copyright © 2012 by The McGraw-Hill Companies, Inc. All rights reserved. No part of this publication may be reproduced or distributed in any form or by any means, or stored in a database or retrieval system, without the prior written consent of The McGraw-Hill Companies, Inc., including, but not limited to, in any network or other electronic storage or transmission, or broadcast for distance learning. Some ancillaries, including electronic and print components, may not be available to customers outside the United States.

This book is printed on acid-free paper.
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ISBN 978-0-07-351680-6
MHID 0-07-351680-5
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• Dedication
We dedicate this edition to Carol and Steve Willis for all their invaluable assistance in previous editions.
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vii
1 Information Technology, the Internet, and You 2
2 The Internet, the Web, and Electronic Commerce 28
3 Basic Application Software 64
4 Specialized Application Software 100
5 System Software 126
6 The System Unit 156
7 Input and Output 186
8 Secondary Storage 220
9 Communications and Networks 248
10 Privacy, Security, and Ethics 284
11 Information Systems 318
12 Databases 344
13 Systems Analysis and Design 374
14 Programming and Languages 404
15 Your Future and Information Technology 440
The Evolution of the Computer Age 462
The Buyer’s Guide: How to Buy Your Own Microcomputer System 472 The...
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