lamsweerde Part 1: Introduction © 2009 John Wiley and Sons 1 Requirements Engineering From System Goals to UML Models to Software Specifications Axel Van Lamsweerde

lamsweerde Part 1: Introduction © 2009 John Wiley and Sons 2 Part 1: Fundamentals of Requirements Engineering Introduction

lamsweerde Part 1: Introduction © 2009 John Wiley and Sons 3 Fundamentals of RE  RE as a discipline –What –What is is –Why –Why it is important conceptsprinciplesterminology  Basic concepts, principles, and terminology techniqueselicitation evaluationdocumentationquality assuranceevolution  State-of-the-art techniques for requirements elicitation, evaluation, documentation, quality assurance, and evolution  Goalsscenarios  Goals and scenarios as basic artefacts for RE

lamsweerde Part 1: Introduction © 2009 John Wiley and Sons 4 Fundamentals of RE: outline Chap.1: RE products and processes

lamsweerde Part 1: Introduction © 2009 John Wiley and Sons 5 Fundamentals of RE: outline start Chap. 2: Elicitation alternative options agreed requirements documented requirements consolidated requirements Chap.1: RE products and processes

lamsweerde Part 1: Introduction © 2009 John Wiley and Sons 6 Fundamentals of RE: outline start Chap. 2: Elicitation Chap. 3: Evaluation alternative options agreed requirements documented requirements consolidated requirements Chap.1: RE products and processes

lamsweerde Part 1: Introduction © 2009 John Wiley and Sons 7 Fundamentals of RE: outline start Chap. 2: Elicitation Chap. 3: Evaluation alternative options agreed requirements documented requirements consolidated requirements Chap. 4: Specification Chap.1: RE products and processes

lamsweerde Part 1: Introduction © 2009 John Wiley and Sons 8 Fundamentals of RE: outline start Chap. 2: Elicitation Chap. 3: Evaluation alternative options agreed requirements documented requirements consolidated requirements Chap. 4: Specification Chap. 5: Quality assurance Chap.1: RE products and processes

lamsweerde Part 1: Introduction © 2009 John Wiley and Sons 9 Fundamentals of RE: outline start Chap. 2: Elicitation Chap. 3: Evaluation alternative options agreed requirements documented requirements consolidated requirements Chap. 4: Specification Chap. 5: Quality assurance Chap.1: RE products and processes Chap. 6: Evolution management

lamsweerde Part 1: Introduction © 2009 John Wiley and Sons 10 Fundamentals of RE: outline start Chap. 2: Elicitation Chap. 3: Evaluation alternative options agreed requirements documented requirements consolidated requirements Chap. 4: Specification Chap. 5: Quality assurance Chap.1: RE products and processes Chap. 6: Evolution management Chap. 7: Goal-orientation for RE

lamsweerde Part 1: Introduction © 2009 John Wiley and Sons 11 Fundamentals of RE: some topics by chapter Chap.1: Setting the scene: RE products and processes Chap.2: Domain understanding & requirements elicitation Background study, scenarios, knowledge reuse, interviews, task observation, group sessions Chap.3: Requirements evaluation Conflict management, risk analysis, evaluating alternative options, requirements prioritization Chap.4: Requirements specification and documentation Structured natural language, use of diagrammatic notations, formal specification Chap.5: Requirements quality assurance Inspections & reviews, requirements database queries, specification animation, formal verification Chap.6: Requirements evolution Change anticipation, traceability management, change control