Software Engineering for Students A Programming Approach

viii Detailed contents
3 The feasibility study 30
3.1 Introduction 30
3.2 Technical feasibility 31
3.3 Cost-benefit analysis 31
3.4 Other criteria 32
3.5 Case study 32
3.6 Discussion 34
Summary 34
Exercises 34
Answers to self-test questions 35
Further reading 35
4 Requirements engineering 36
4.1 Introduction 36
4.2 The concept of a requirement 37
4.3 The qualities of a specification 38
4.4 How to elicit requirements 40
4.5 The requirements specification 41
4.6 The structure of a specification 42
4.7 Use cases 45
4.8 Use case diagrams 46
Summary 47
Exercises 47
Answers to self-test questions 48
Further reading 49
Part B ● Design 51
5 User interface design 53
5.1 Introduction 53
5.2 An inter-disciplinary field 54
5.3 Styles of human–computer interface 54
5.4 Different perspectives on user interface design 56
5.5 Design principles and guidelines 57
5.6 Interface design 60
5.7 Case study 62
5.8 Help systems 63
Summary 64
Exercises 64