CONTENIDO
Part 1 Introduction 1
Objectives 1
why is a requirements stage necessary? 3
what is a requirement? 4
Requirements engineering 5
The requirements engineering process 6
The requirements engineer 8
Approaches to the problem of requirements 9
Rationale for this book 19
Summary 21
Part 2 The role of requirements engineering techniques 23
Objectives 23
The requirements engineering process 23
Human communication within requirements 29
Knowledge development 35
The requirements document 39
Management 45
Requirements for RE techniques 48
The contribution of various approaches 51
Summary 54
Part 3 Specific techniques 1 - organizational requirements: objectives 57
An illustrative problem situation 58
Soft systems methodology 63
ETHICS 70
Eason's approach to information technology and organizational change 76
Eason's techniques for cost-benefit assessment of the organizational impact of a technical system proposal 80
Summary 76 82
Part 4 Specific techniques 2 - group session approaches: objectives 83
An illustrative problem situation 84
Characteristics of group session approaches 91
The role of the facilitator 93
Joint application design (JAD) 94
Quality function deployment (QFD) 98
Co-operative requirements capture (CRC) 102
Summary 111
Part 5 Specific techniques 3 - interactive approaches: objectives 113
An illustrative problem situation 115
Designer-as-apprentice 116
Focus groups 117
Future workshops, Metaphorical design and design mock-ups 118
Prototyping 121
Co-operative prototyping 122
Co-operative evaluation124
Summary 125
Part 6 Requirements and the customer-supplier relationship: objectives 127
Scenario 1 - an invitation to tender (ITT) 129
Scenario 2 - responding to a specific customer request 131
Scenario 3 - developing a generic product 133
Scenario 4 - tailoring a product 136
Scenario 5 - responding to a business centre within the same organization 138
Scenario 6 - responding to the needs of a specific business function 139
Scenario 7 - responding to the needs of colleagues within the same business 141
Conclusions 142