With the 4th edition of Computer Concepts, we're building on a legacy of excellence.
　　With each new edition we are able to offer you more. The 4th edition is no exception.
　　We've retained the great features of the previous editions that you've told us you liked and added some new features we know you're going to love. If you want a truly excellent introduction to computers. look no further than Computer Concepts, 4th Edition.

About New Perspectives on Computer Concepts, 4th Edition
　　With the 4th edition of Computer Concepts, we're building on a legacy of excellence.
　　With each new edition we are able to offer you more. The 4th edition is no exception.
　　We've retained the great features of the previous editions that you've told us you liked and added some new features we know you're going to love. If you want a truly excellent introduction to computers. look no further than Computer Concepts, 4th Edition.

Flexibility
　　Whether you use the book alone. or use it with the Book-on-CD and/or the dedicated Web site, it's your choice. Let your needs dictate how you use this integrated text and technology package. Our goal is to provide you with you with flexible, innovative teaching and learning tools. With our solid pedagogy and proven technology, New Perspectives on Computer Concepts is reaching new students everyday.

Classic Features
　　As with the popular 3rd edition, the 4th edition features a CD-ROM that contains the entire contents of the book. Every page Of this Book-on-CD looks exactly like the printed book, so you can use either one-or both. The Book-on-CD also contains animated software tours, videos, Course Labs. InfoWeb links, and more. Students, instructors, and beta testers have given high marks to the Book-on-CD because it adds an inter-active dimension to the learning experience.
For the 4th edition we've added more animated software tours that demonstrate Popular software packages, such as Microsoft's Internet Explorer Web browser, Coda Software's Finale MIDI music toolkit, Caligari TrueSpace 3-D graphics, and more!
　　We've updated our highly interactive, computerized Course Labs. The labs combine illustrations, animation, digital images, and simulations. They make comput6r skills and concepts fun and easy to understand. The labs provide Step-by-Step tutorials, present reinforcement questions, and allow independent exploration. For the 4th edition, we've added an exciting new lab on Photo Editing. See page xi for a complete listing of the Course Labs that accompany this book.
　　We've retained our interactive assessment options such as QuickCheck questions at the end of every section. Practice Tests at the end of each chapter generate computer scored tests from a test bank Of 150 questions per chapter. You will also find a rich selection of end-of-chapt6r Projects, Lab Assignments, and InfoWeb links that helped make the 3rd edition such a success.
　　If you're looking for a solution for local or distance learning courses, CyberClass might be for you. It is a Web-based tool designed for on-campus or distance learning. To learn more, go to: www. cyber- class.com

New Features in the 4th Edition
　　A Great New Web Site
　　Now you can do more on the Web! Explore InfoWeb links to research a topic Of interest or participate in a multitude of new interactive end-of-chapter activities that include summary exercises, key terms, quizzes. Study tips, and 8dditionaI project. Or, simply sit back and watch a video. It's all at your fingertips at the new, NP4 Web site, www. cciw. com/np4.
　　Issue Feature
　　Students can read about current ethical, social, and cultural computing issues in the new Issue section at the end of each chapter, then provide their opinions verbally or electronically. Instructors can collect, summarize, and display a chart of student responses using the Consolidation Module found on the IRK. It's a great way to spark classroom discussion!
　　Interactive Key Terms, Pop-up Definitions & Glossary
　　Computer terms that can be difficult to remember won't be a problem anyone. Students can now interact with the Key Terms list at the end of each chapter to review new terms. We've also added pop-up definitions that appear on screen when using the Book-on-CD and a Glossary button provides easy access to all definitions from any page in the book.
　　WebCT
　　If you want to take your course online, you can use WebCT to help you. WebCT is a flexible course management tool that allows instructors to host a course Web site on a campus server. Course Technology offers FREE content-specific information for Concepts, 4th Edition. To learn more, go to: webct. Course. com
　　Supplements
　　The following supplements accompany New Perspectives on Computer Concepts,4th Edition.
　　Course Labs: Bring Concepts to Life Computer skills and concepts come to life with the New Perspectives Course Labs-27 highly interactive tutorials that present Step-by-step instruction, allow independent exploration, and provide printed feedback.
　　Course Online: A Site Dedicated to Keeping You Up To Data We Offer a dedicated Web site for Students and instructors who use New Perspective on Computer Concepts. Instructors may visit the site's password-protected Faculty Online Companion for solutions, frequently asked questions with answers. Articles, content updates, and more.
　　Course Presenter: Ready-Made or Customizable Presentations Course Presenter is a CD-ROM-based presentation tool that provides instructors with a wealth of resources for use in the classroom, replacing traditional overhead transparencies with computer-generated presentations. Presenter includes a structured presentation along with videos, animations, Course Labs, and more for each chapter of the textbook. Lt also provides flexibility to create customized presentations.
　　Course Test Manager: Testing and Practice Online or On Paper Course Test Manager is a powerful testing and assessment package that enables instructors to create and print tests from testbanks designed specifically for Course TechnoIogy titles. In addition, instructors with access to a networked computer lab can administer, grade and track tests online. Students can also take online practice tests, which generate customized study guides that help students locate review information in the book.
　　Electronic Instructor's Manual: Help is Only a Few Keystrokes Away This enhanced instructor's Manual Offers an outline for each chapter, suggestions for instruction on the chapter content, including how to effectively use and integrate the Info Webs, the CD content, and the labs; answers to the end-of chapter materials (Review, Projects, and Lab Assignments); and numerous teaching tips.
　　Consolidation Module: Find Out What your Students Are Thinking The Consolidation Module allows instructors to gather student data from interactive activities (including the Issue sections), consolidate student scores, and print assessment reports.
　　
Acknowledgments
　　Every edition of New Perspectives requires extraordinary effort by a dedicated and creative team. The content of every page is subjected to the scrutiny of professional educators, such as Chuck Calvin, Ed Mott, Catherine Perlich, and David Primeaux. Student reviewers and testers, such as Heather House help us target our readers. We get additional help from professionals all over the world, such as Andrew Hodges at Oxford and Jeffrey Goldberg at Cranfield who helped us verify some information about Alan Turing; Steve Kapsinow at Webopaedia for clearing up some technical terms; and Jeffrey Harrow for the excellent and up-to-date information he supplies in his online newsletter, The Rapidly Changing Face of Computing.
　　The book would not exist-and certainly would not arrive on schedule--were it not for the efforts of our media, editorial, and production teams: Donna Gridley for tireless work on the entire New Perspectives series. Deborah Masi for managing production Fatima Nichoflls and Donna Schuch for creating videos, screentours, and interactive tests. Marilyn Freedman for designing and maintaining our Web sites. Melissa Dezotell,Stacie Parillo and Karen Bartlett for keeping everyone on schedule. Pam Conrad for her insightful developmental edit. Abby Reip for photo research.Jennifer Hambly and Doug Goodman for design work the cover We would Iike to thank you all!

June Parsons and Dan Oja

Chapter 1
Using Computers: Essential Concepts
A Computers: Mind Tools
B Computer System Basics
C The User Interface
Chapter 2
Software and Multimedia
A Computer Software Basics
B System Software
C Application Software
D Multimedia
Chapter 3
Documents, Worksheets, and Databases
A Documents
B Spreadsheets and Worksheets
C Databases
Chapter 4
A Data, Information, and Files
B File Manager Utility Software
C How Computers Store File Data
D Disks, Tapes, CDs, and DVDs
Chapter 5 Computer Architecture
A Digital Electronics
B Memory
C Central Processing Unit
D Input/Output
Chapter 6 The Computer Architecture
A Consumer's Guide to Computers
B Consumer's Guide To Printers
C The Computer Industry
D Computer Industry Careers
Chapter 7
A Local Area Networks
B Network Hardware
C Software for Networks
Chapter 8
The Internet
A How the Internet Works
B The Versatile Web Browser
C Web Authoring and Site Management
Chapter 9
Data Security
A What Can Go Wrong
B Viruses and Other Pesky Stuff
C Risk Management
Chapter 10
Data Representation
A Information Theory
B Representing Graphics and Video
C Representing Sound
D Data Compression
Chapter 11
Communications Systems
A Data Communications
B Communication Channels
C Communications System
Chapter 12
Information System in Organizations
A Organizational Structure
B People, Decisions, and Information
C Information Systems
Chapter 13
Developing Effective
A Systems Analysis
B System Design
C System Construction
D Implementation Strategies
E System Maintenance
Chapter 14
Managing Databases
A File and Database Concepts
B Data Models
C Data Management Software
D Database Management Tasks
Chapter 15
Computer Programming
A Software Engineering
B Coding Computer Programs
C Debugging and Documenting
D Programming Language Characteristics
QuickCheck Answers
Glossary
Index
Credits

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