《信息系统 英文版第2版》

Contents1

1　Setting the scene1

A framework for understanding1

The structure and purpose of the book6

2 What are information systems?8

Classification of systems10

A model of the evolution of systems16

Summary20

3 Issues in information systems21

The case study24

Issues to be managed26

4 Integrating information systems and business strategy28

Introduction28

The context of IS/IT strategy30

The key inputs33

Processes for managing the strategy38

Establishing the IS/IT strategic planning process41

Summary46

5 Identifying business advantages from information systems48

Introduction48

A planning framework for determining the requirements49

Assessing the business position within the industry in terms of IS opportunities and threats53

Business process redesign73

Critical success factor analysis78

Information analysis83

Summary93

Introduction95

6 Creating an environment for success95

Application portfolio analysis96

Generic IS/IT management strategies102

The application portfolio in a multiple business unit organization111

Issues in managing the application portfolio114

Evaluating IS/IT investments115

Setting priorities for applications121

Summary125

7 Managing information systems development127

Introduction127

Basic systems development129

The main project activities138

Requirements analysis-one key to success149

Variations on a theme159

Summary169

8 Support for the system development process171

Introduction171

Supporting disciplines for information systems175

Summary183

9 Organization for managing IS/IT185

Introduction185

Centralization versus decentralization187

The major processes and responsibilities189

Organizational issues193

Summary200

10 Conclusion:current and future directions202

Index206