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The book presents a comprehensive discussion on software quality issues and software quality assurance (SQA) principles and practices, and lays special emphasis on implementing and managing SQA. Primarily designed to serve three audiences; universities and college students, vocational training participants, and software engineers and software development managers, the book may be applicable to all personnel engaged in a software projects
Features:
A broad view of SQA. The book delves into SQA issues, going beyond the classic boundaries of custom-made software development to also cover in-house software development, subcontractors, and readymade software.
An up-to-date wide-range coverage of SQA and SQA related topics. Providing comprehensive coverage on multifarious SQA subjects, including topics, hardly explored till in SQA texts.
A systematic presentation of the SQA function and its tasks: establishing the SQA processes, planning, coordinating, follow-up, review and evaluation of SQA processes.
Focus on SQA implementation issues. Specialized chapter sections, examples, implementation tips, and topics for discussion.
Pedagogical support: Each chapter includes a real-life mini case study, examples, a summary, selected bibliography, review questions and topics for discussion. The book is also supported by an Instructor's Guide.
Preface xvii
Acknowledgments xxi
About the Author xxiii
Guides for Special Groups of Readers xxv
PART I INTRODUCTION 1
1. SQA - DEFINITIONS AND CONCEPTS 3
1.1 Software quality and software quality assurance - definitions 3
1.2 What is a software product? 5
1.3 The principles of SQA 7
1.4 Software errors, faults, and failures 7
1.5 The causes of software errors 11
1.6 Software quality assurance versus software quality control 16
1.7 Software quality engineering and software engineering 17
Summary 18
Selected bibliography 20
Review questions 20
Topics for discussion 21
2. SOFTWARE QUALITY FACTORS (ATTRIBUTES) 23
2.1 Complaints from the City Computer Club members - an introductory mini case 23
2.2 The need for comprehensive software quality requirements 24
2.3 McCall's classic model for software quality factors 25
2.4 The ISO/IEC 25010 model and other alternative models of software quality factors 33
2.5 Software compliance with quality factors 38
Summary 41
Selected bibliography 42
Review questions 43
Topics for discussion 44
3. THE SOFTWARE QUALITY CHALLENGES 45
3.1 Introduction 45
3.2 The uniqueness of software quality assurance 45
3.3 Software development, maintenance, and SQA environment 49
Summary 55
Review questions 56
Topics for discussion 56
4. ORGANIZATION FOR ASSURING SOFTWARE QUALITY 58
4.1 Introduction 58
4.2 Top management's quality assurance activities 59
4.3 Department managers with direct responsibilities for quality 63
4.4 Project management responsibilities for quality 65
4.5 The SQA unit and its associated players in the SQA system 66
4.6 The associated players in the SQA system 71
Summary 74
Selected bibliography 77
Review questions 77
Topics for discussion 79
5. THE SQA WORLD - AN OVERVIEW 81
5.1 First area: introductory topics (Part I of the book) 81
5.2 Second area: SQA process implementation activities (Part II of the book) 83
5.3 Third area: product assurance activities for conformance (Part III of the book) 87
5.4 Fourth area: process assurance activities for conformance (Part IV of the book) 91
5.5 Fifth area: additional tools and methods supporting software quality (Part V of the book) 96
5.6 Sixth area: Appendices (Part VI of the book) 99
5.7 The SQA Hall of Fame 103
PART II SQA PROCESS IMPLEMENTATION ACTIVITIES 105
6. ESTABLISHING SQA PROCESSES AND THEIR COORDINATION WITH RELEVANT SOFTWARE PROCESSES 107
6.1 Establishing SQA processes 107
6.2 Coordinating SQA processes with related software processes 108
Summary 109
Selected bibliography 110
Review questions 110
Topics for discussion 110
7. SQA PLAN AND PROJECT PLAN 111
7.1 Introduction 111
7.2 The process of preparing an SQA plan 112
7.3 The SQAP elements 112
7.4 The process of preparing a project plan 116
7.5 Jack thanks his department manager - a mini case 117
7.6 The elements of the project plan 119
7.7 Project plans for small projects and for internal projects 130
Summary 134
Selected bibliography 136
Review questions 136
Topics for discussion 138
Appendix 7.A: Risk management activities and measures 139
8. PREPROJECT PROCESS - CONTRACT REVIEW 141
8.1 The CFV project completion celebration - an introductory mini case 141
8.2 Introduction 142
8.3 The contract review process and its stages 143
8.4 Contract review evaluation subjects 146
8.5 Implementation of a contract review 149
8.6 Contract reviews for internal projects 151
Summary 153
Selected bibliography 154
Review questions 154
Topics for discussion 155
Appendix 8.A: Proposal draft review 157
Appendix 8.B: Contract draft review 161
9. COST OF SOFTWARE QUALITY 162
9.1 This time the budget was approved - an introductory mini case 162
9.2 Objectives of cost of software quality measurement 164
9.3 The classic model of cost of software quality 166
9.4 The scope of the cost of software quality - industry figures 170
9.5 An extended model for cost of software quality 171
9.6 Application of a cost of software quality system 175
9.7 Problems in application of CoSQ measurements 179
Summary 181
Selected bibliography 183
Review questions 184
Topics for discussion 186
10. THE EFFECTIVENESS AND COST OF A V&V PLAN - THE SQA MODEL 189
10.1 The data required for the SQA model 189
10.2 The SQA model 191
10.3 Application of the SQA model for comparing V&V plans 195
Summary 198
Selected bibliography 199
Review questions 199
Topics for discussion 199
11. SQA RECORDS AND DOCUMENTATION CONTROL 200
11.1 Jeff's troubles - an introductory mini-case 200
11.2 Introduction 201
11.3 Objectives of documentation control processes 203
11.4 The implementation of documentation control 203
Summary 207
Selected bibliography 208
Review questions 208
Topics for discussion 209
PART III PRODUCT ASSURANCE ACTIVITIES FOR CONFORMANCE 211
12. EVALUATION OF PRODUCTS FOR CONFORMANCE 213
12.1 Introduction 213
12.2 The evaluation of project plans for conformance 214
12.3 The evaluation of project's software products for conformance 215
12.4 Evaluation of project products for acceptability by the customer 216
12.5 The evaluation of project's operation phase products for conformance 216
12.6 The evaluation of software product by measurements 217
Summary 218
Selected bibliography 219
Review questions 219
Topics for discussion 220
13. REVIEWS 222
13.1 Introduction 2