Information technology and the networked economy:
Gespeichert in:
| 1. Verfasser: | |
|---|---|
| Format: | Buch |
| Sprache: | English |
| Veröffentlicht: |
Fort Worth [u.a.]
Harcort College Publ.
2001
|
| Schlagworte: | |
| Online-Zugang: | Inhaltsverzeichnis |
| Beschreibung: | XIX, 395 S. Ill., graph. Darst. |
| ISBN: | 0030208327 |
Internformat
MARC
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| 245 | 1 | 0 | |a Information technology and the networked economy |c Patrick G. McKeown |
| 264 | 1 | |a Fort Worth [u.a.] |b Harcort College Publ. |c 2001 | |
| 300 | |a XIX, 395 S. |b Ill., graph. Darst. | ||
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| 337 | |b n |2 rdamedia | ||
| 338 | |b nc |2 rdacarrier | ||
| 650 | 7 | |a Managementinformationssystem |2 swd | |
| 650 | 4 | |a Computer networks |x Economic aspects | |
| 650 | 4 | |a Information technology |x Economic aspects | |
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| 999 | |a oai:aleph.bib-bvb.de:BVB01-010769704 | ||
Datensatz im Suchindex
| _version_ | 1804130609045438464 |
|---|---|
| adam_text | ® P a r t I INTRODUCTION TO INFORMATION TECHNOLOGY AND
THE NETWORKED ECONOMY 1
CHAPTER 1 THE NETWORKED ECONOMY: A NEW WAY OF DOING
BUSINESS 3
Our Changing World 5
The Networked Economy 5
Old versus New: Purchasing a Camera 7
Changing the Rules 9
Scarcity 9
Searching Strategies 11
Transactions 11
Communications 12
Information Storage 12
Impact on Business and Industry 14
Elements of the Networked Economy 15
Economic Relationships 15
Computers 15
Connectivity 16
Knowledge 17
Infrastructure of the Networked Economy 19
The Effect of Personal Computers 20
The Role of Information Technology 21
fareastfoods.com 21
Information Technology in Organizations 23
Systems 23
Information Systems 24
Handling the Present 25
Remembering the Past 26
Preparing for the Future 26
A Look Ahead 27
Learning Objectives 28
Summary 28
Review Questions 29
Discussion Questions 29
Case: WildOutfitters.com 30
CHAPTER 2 INFORMATION TECHNOLOGY: THE INFRASTRUCTURE
OF THE NETWORKED ECONOMY 31
Elements of Information Technology 33
Hardware: The Physical Side of Information Technology 33
Input 34
xi
xii Contents
Processing 34
Output 34
Secondary Storage 35
Conceptual Computer 35
Bits, Bytes, and Binary Numbers 36
Software: The Instructions for Information Technology 38
Types of Software 38
Operating System Software 39
Application Software 39
Software Terminology 41
Computer Programs and Languages 41
Organizational Computing 44
Servers and Mainframes 44
Personal Computers 45
Client/Server Computing 46
Three Tiered Architecture 47
Follow the Transaction at fareastfoods.com 50
Student PC Hardware and Software 51
Follow the Transaction: Submitting the Order 51
Sending Data on the Internet 53
Follow the Transaction: Processing the Food Order 53
Order Fulfillment Operations 54
Operation 1: Web Server Processing 54
Operation 2: Application Server Processing 55
Operation 3: Querying the Credit Card Company 55
Operation 4: Filling the Order 55
Operation 5: Requesting Delivery 56
Follow the Transaction: Delivery of Order 56
Summary 57
Review Questions 59
Discussion Questions 59
Case: WildOutfitters.com 59
Appendix to Chapter 2: A Short History of Computers 60
The Evolution of the PC 61
CHAPTER 3 SHARING INFORMATION AND RESOURCES THROUGH
NETWORKS 63
Computer Networks 65
Network Size 65
Understanding Wide Area Networks 67
Application Software Layer 68
Networking Software Layer 68
Physical Layer 69
Receiving the Message 71
Packet Switching 72
Electronic Data Interchange 73
Understanding Local Area Networks 75
LAN Components 75
Contents xiii
Ethernet LANs 77
LANs at fareastfoods.com 77
Wireless LANs 78
The Internet: A Network of Networks 78
What Is the Internet? 79
Using the Internet 80
E Mail 81
FTP 82
Telnet 83
Newsgroups 83
The World Wide Web 85
Using Browsers to Access the Web 86
Browser Operations 88
The Web and Electronic Commerce 91
Intranets and Extranets 91
Summary 91
Review Questions 93
Discussion Questions 93
Case: WildOutfitters.com 93
® P a r t 2 INFORMATION SYSTEMS IN ORGANIZATIONS 95
CHAPTER 4 HANDLING THE PRESENT WITH TRANSACTION
PROCESSING SYSTEMS 97
Information Systems in Organizations 99
Types of Information Systems 99
Information Systems and Risk 101
Understanding Business Processes 102
Business Processes in the Networked Economy 104
Business Processes at fareastfoods.com 105
Improving Business Processes 105
Transaction Processing Fundamentals 106
TPS Activities 106
Transaction Processing Methods 107
More on Transaction Processing Activities 110
Data Gathering and Entry 111
Processing and Data Manipulation 112
Data Storage 113
Output and Reporting 113
Transaction Processing at fareastfoods.com 114
Business to Business TPS in the Networked Economy 115
Interorganizational Systems 116
Using the Internet to Implement IOS 116
Replacing EDIs with Extranets 118
Extranets and Value Chains 120
Application to fareastfoods.com 120
Summary 121
Review Questions 122
xiv Contents
Discussion Questions 123
Case: WildOutfitters.com 123
CHAPTER 5 REMEMBERING THE PAST WITH ORGANIZATIONAL
MEMORY 125
Organizational Memory 127
Components of Organizational Memory 128
Structured versus Semistructured Organizational Memory 128
Structured Storage of Data 129
Development of Database Management Systems 130
Database Management Systems 131
Database Terminology 131
Data Warehouses 133
Relational Database Management Systems 135
Relational Database Operations with SQL 138
Object Oriented Databases 140
Information Management 140
Paper Based Information Storage 140
Electronic Imaging 142
Structured versus Semistructured Information 142
Knowledge Management 143
Types of Knowledge 144
Sharing Knowledge 145
Groupware 146
Expert Systems 148
Summary 151
Review Questions 152
Discussion Questions 152
Case: WildOutfitters.com 153
CHAPTER 6 PREPARING FOR THE FUTURE WITH DECISION SUPPORT
SYSTEMS 154
Preparing for the Future 156
Defining Decision Support Systems 157
Types of Decision Support Systems 157
Decision Making Concepts 159
Types of Decisions 160
Decisions Facing fareastfoods.com 161
Information Based Decision Support Systems 163
Types of Reports 165
Information for Top Executives 167
Finding Information on the Web 169
Data Based Decision Support Systems 170
Online Analytical Processing 171
Data Mining 174
Model Based Decision Support Systems 177
Parts of a Model Based Decision Support System 177
Using Models 177
Contents xv
The Model Based Decision Support Systems User 178
Summary 179
Review Questions 181
Discussion Questions 182
Case: WildOutfitters.com 182
CHAPTER 7 PREPARING FOR THE FUTURE WITH ELECTRONIC
COMMERCE 184
Electronic Commerce and the Networked Economy 185
The Effects of Electronic Commerce 186
A Different Way of Doing Business 188
Leveling the Playing Field 189
Reversing the Flow of Communications 190
Changing Role of Intermediaries 190
Electronic Commerce Infrastructure 192
National Information Infrastructure 192
Message Distribution Infrastructure 193
Electronic Publishing Infrastructure 193
Business Services Infrastructure 193
An Electronic Commerce Application 193
Application to fareastfoods.com 194
Electronic Commerce Strategies 194
Handling Risks 195
Types of Web Sites 195
Strategic Planning 198
A Two Stage Model to Attractiveness 199
Securing Electronic Commerce Transactions 202
Security Issues 203
Encryption 203
Signing 204
Electronic Commerce Payment Systems 207
Concerns with Electronic Money 208
Credit Cards 208
Electronic Funds Transfer 209
Card Based Digital Cash 210
Computer Based Digital Cash 211
Summary 212
Review Questions 214
Discussion Questions 214
Case: WildOutfitters.com 215
® P a r t 3 DESIGN AND DEVELOPMENT OF INFORMATION
SYSTEMS 217
CHAPTER 8 DEVELOPING INFORMATION SYSTEMS 1 219
Systems Development 220
When Is Systems Development Needed? 221
Systems Development at fareastfoods.com 222
xvi Contents
Approaches to Systems Development 222
Ad Hoc Programming 222
Structured Approach 223
Rapid Application Development 223
End User Development 224
Outsourcing 225
Acquisition 225
Internal Development, Outsourcing, or Acquisition 225
A Look Ahead 225
Structured Systems Development 226
The Systems Development Life Cycle 226
Overview of SDLC 227
SDLC in the Networked Economy 228
Planning Stage 229
Identifying the Project 231
Initiating the Project 231
Performing a Feasibility Study 231
Creating a Workplan 232
Staffing the Project 232
Magnitude of Effort 233
Planning Stage for fareastfoods.com Project 233
Feasibility Study 234
Developing a Workplan and Staffing the Project 236
Analysis 237
Requirements Determination 238
Model Building 239
Analysis of fareastfoods.com Project 240
Model Building: The Data Model 240
Model Building: The Process Model 242
System Proposal 243
Summary 243
Review Questions 244
Discussion Questions 245
Case: WildOutfitters.com 245
CHAPTER 9 DEVELOPING INFORMATION SYSTEMS 2 247
Continuing the Development Process 249
Design Stage 249
Implementation Stage 250
Design Stage 250
Develop Internally, Outsource, or Acquire? 250
Internal Development 252
Physical Database Specification 252
Converting Process Models to Physical Forms 253
Creating Interface Screens 256
Using Computer Aided Software Engineering 256
Implementation Stage 258
Building the System 258
Contents xvii
The Programming Process 258
Installing the System 262
Training Staff 262
Performing Maintenance 264
Outsourcing and Acquisition 265
Outsourcing 265
Acquisition 267
Enterprise Resource Planning Systems 268
Rapid Application Development 271
Types of Prototypes 272
Evolutionary Prototyping 273
Summary 275
Review Questions 277
Discussion Questions 277
Case: WildOutfitters.com 278
® P a r t 4 issues in the networked economy 281
CHAPTER 10 CRIME AND SECURITY IN THE NETWORKED
ECONOMY 283
The Changing Face of Crime 284
Introduction to IT Crime 284
IT Criminals 285
The Changing Nature of Crime 286
IT Crime and fareastfoods.com 286
Types of IT Crime 286
Theft of Hardware, Data, or Information 287
Fraudulent Use of IT 288
Copyright Infringement 291
Software Piracy 292
Software Piracy and the Law 292
Music Piracy 294
Other Issues on the Web 294
Attacks on Information Technology 294
Viruses and Other Types of Destructive Software 294
Attacks on Web and E Mail Servers 297
Attacks on IT Users 298
Legal Aspects of IT Crime 298
Information Technology Security 299
Threats to Computer Systems 299
Physical Security 299
Data Security 302
Internet Security 304
Securing the Corporate Internet Connection 304
Legal Issues 307
Insurance against IT Crime 309
Human Aspects of Computer Security 309
Summary 310
xviii Contents
Review Questions 311
Discussion Questions 311
Case: WildOutfitters. com 311
CHAPTER 11 PRIVACY AND ETHICAL ISSUES IN THE NETWORKED
ECONOMY 313
Information Technology and Privacy 315
Privacy versus Customization 315
Privacy Concerns 316
The Changing Nature of Privacy 317
Data and Information Collection Using IT 318
Transactional Data 319
Web Visit Data 321
Internet Communications Data 324
Data Collection at fareastfoods.com 326
Threats to Privacy 326
Information Exposure 326
Data Surveillance 326
Information Brokers 330
Identity Theft 331
Junk E Mail 331
Using Information at fareastfoods.com 332
Protecting Privacy 333
Legislative Approach 334
Self Regulation 335
Ethical Issues in the Networked Economy 336
Discussion and Application of the Ten Commandments of
Computer Ethics 338
Summary 340
Review Questions 341
Discussion Questions 341
Case: WildOutfitters.com 342
CHAPTER 12 SOCIETAL ISSUES IN THE NETWORKED ECONOMY 343
Living in Internet Time 345
Elements of the Networked Economy 345
An Example of Working in Internet Time 346
Creation of Societal Issues 349
Economic Issues in the Networked Economy 349
Productivity and Workplace Issues 350
Changing Work Requirements and Economic Dislocation 352
Global Issues 352
Taxation of Electronic Commerce 354
Telecommuting 355
Telecommuting Locations 356
Telecommuting Advantages and Disadvantages 356
Telecommuting at fareastfoods.com 357
Health Issues in the Networked Economy 357
Contents xix
Repetitive Stress Injuries 357
Carpal Tunnel Syndrome 359
Causes of Repetitive Stress Injuries 360
Mouse Problems 360
Ergonomics 361
Psychological Problems 363
Health Problems at fareastfoods.com 363
Web Content Issues 364
Adult Oriented Web Sites 364
Terrorist Oriented Web Sites 365
Web Based Gambling Sites 365
The Future of the Networked Economy 366
A Day in the Life of Mary: 2005 366
Summary 369
Review Questions 3 70
Discussion Questions 371
Case: WildOutfitters.com 371
Glossary 373
Credits 383
Index 385
|
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| spelling | McKeown, Patrick G. Verfasser aut Information technology and the networked economy Patrick G. McKeown Fort Worth [u.a.] Harcort College Publ. 2001 XIX, 395 S. Ill., graph. Darst. txt rdacontent n rdamedia nc rdacarrier Managementinformationssystem swd Computer networks Economic aspects Information technology Economic aspects HBZ Datenaustausch application/pdf http://bvbr.bib-bvb.de:8991/F?func=service&doc_library=BVB01&local_base=BVB01&doc_number=010769704&sequence=000002&line_number=0001&func_code=DB_RECORDS&service_type=MEDIA Inhaltsverzeichnis |
| spellingShingle | McKeown, Patrick G. Information technology and the networked economy Managementinformationssystem swd Computer networks Economic aspects Information technology Economic aspects |
| title | Information technology and the networked economy |
| title_auth | Information technology and the networked economy |
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| title_full | Information technology and the networked economy Patrick G. McKeown |
| title_fullStr | Information technology and the networked economy Patrick G. McKeown |
| title_full_unstemmed | Information technology and the networked economy Patrick G. McKeown |
| title_short | Information technology and the networked economy |
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| topic | Managementinformationssystem swd Computer networks Economic aspects Information technology Economic aspects |
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