Business Data Communication Networking - ffirs.pdf - po ang - Januszek66

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NINTH EDITION

BUSINESS DATA

COMMUNICATIONS

AND NETWORKING

JERRY FITZGERALD

Jerry FitzGerald & Associates

ALAN DENNIS

Indiana University

JOHN WILEY & SONS, INC.

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To Kelly and Alec

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ABOUT THE AUTHORS

Professor Alan Dennis is professor of information systems in the Kelley School of Busi-

ness at Indiana University and holds the John T. Chambers Chair in Internet Systems. The

Chambers Chair was established to honor John Chambers, president and chief executive

officer of Cisco Systems, the worldwide leader of networking technologies for the Internet.

Prior to joining Indiana University, Professor Dennis spent 9 years as a professor at

the University of Georgia, where he won the Richard B. Russell Award for Excellence in

Undergraduate Teaching. Professor Dennis has a bachelor’s degree in computer science

from Acadia University in Nova Scotia, Canada, and an MBA from Queen’s University in

Ontario, Canada. His Ph.D. in management of information systems is from the University

of Arizona. Prior to entering the Arizona doctoral program, he spent 3 years on the faculty

of the Queen’s School of Business.

Professor Dennis has extensive experience in the development and application of

groupware and Internet technologies and developed a Web-based groupware package

called Consensus @nyWARE, now owned by SoftBicycle Corporation. He has won seven

awards for theoretical and applied research and has published more than 100 business and

research articles, including those in Management Science , MIS Quarterly , Information

Systems Research , Academy of Management Journal , Organization Behavior and Human

Decision Making , Journal of Applied Psychology , Communications of the ACM , and IEEE

Transactions of Systems, Man, and Cybernetics . His first book was Getting Started with

Microcomputers , published in 1986. Professor Dennis is also an author (along with Pro-

fessor Barbara Wixom of the University of Virginia and Professor Robby Roth of the Uni-

versity of Northern Iowa) of Systems Analysis and Design: An Applied Approach , also

available from Wiley. Professor Dennis is the cochair of the Internet Technologies Track

of the Hawaii International Conference on System Sciences. He has served as a consultant

to BellSouth, Boeing, IBM, Hughes Missile Systems, the U.S. Department of Defense,

and the Australian Army.

Dr. Jerry FitzGerald is the principal in Jerry FitzGerald & Associates, a firm he

started in 1977. He has extensive experience in risk analysis, computer security, audit

and control of computerized systems, data communications, networks, and systems

analysis. He has been active in risk-assessment studies, computer security, audit reviews,

designing controls into applications during the new system development process, data

communication networks, bank wire transfer systems, and electronic data interchange

(EDI) systems. He conducts training seminars on risk analysis, control and security, and

data communications networks. Dr. FitzGerald has a Ph.D. in business economics and a

master’s degree in business economics from the Claremont Graduate School, an MBA

from the University of Santa Clara, and a bachelor’s degree in industrial engineering

from Michigan State University. He is a certified information systems auditor (CISA)

and holds a certificate in data processing (CDP). He belongs to the EDP Auditors Associ-

ation (EDPAA), the Institute of Internal Auditors (IIA), and the Information Systems

iii

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ABOUT THE AUTHORS

Security Association (ISSA). Dr. FitzGerald has been a faculty member at several Cali-

fornia universities and a consultant at SRI International.

His publications and software include Business Data Communications: Basic Con-

cepts, Security and Design, 4th edition, 1993; Designing Controls into Computerized Sys-

tems, 2nd edition, 1990; RANK-IT: A Risk Assessment Tool for Microcomputers;

CONTROL-IT: A Control Spreadsheet Methodology for Microcomputers; Fundamentals

of Systems Analysis: Using Structured Analysis and Design, 3rd edition, 1987; Online Au-

diting Using Microcomputers ; Internal Controls for Computerized Systems ; and over 60

articles in various publications.

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