信息系统 英文版第2版PDF电子书下载

Contents 1

1　Setting the scene 1

A framework for understanding 1

The structure and purpose of the book 6

2 What are information systems? 8

Classification of systems 10

A model of the evolution of systems 16

Summary 20

3 Issues in information systems 21

The case study 24

Issues to be managed 26

4 Integrating information systems and business strategy 28

Introduction 28

The context of IS/IT strategy 30

The key inputs 33

Processes for managing the strategy 38

Establishing the IS/IT strategic planning process 41

Summary 46

5 Identifying business advantages from information systems 48

Introduction 48

A planning framework for determining the requirements 49

Assessing the business position within the industry in terms of IS opportunities and threats 53

Business process redesign 73

Critical success factor analysis 78

Information analysis 83

Summary 93

Introduction 95

6 Creating an environment for success 95

Application portfolio analysis 96

Generic IS/IT management strategies 102

The application portfolio in a multiple business unit organization 111

Issues in managing the application portfolio 114

Evaluating IS/IT investments 115

Setting priorities for applications 121

Summary 125

7 Managing information systems development 127

Introduction 127

Basic systems development 129

The main project activities 138

Requirements analysis-one key to success 149

Variations on a theme 159

Summary 169

8 Support for the system development process 171

Introduction 171

Supporting disciplines for information systems 175

Summary 183

9 Organization for managing IS/IT 185

Introduction 185

Centralization versus decentralization 187

The major processes and responsibilities 189

Organizational issues 193

Summary 200

10 Conclusion:current and future directions 202

Index 206