7. Problems in RE*
1. Incomplete and / or hidden requirements
2. Inconsistent requirements
3. Terminological problems
4. Unclear responsibili1es
5. Communica1on flaws within project teams and with customers
6. Moving targets (changing goals, business processes and / or
requirements)
7. Technically unfeasible requirements
8. Stakeholders with difficul1es in separa1ng requirements from previously
known solu1on designs
9. Underspecified requirements that are too abstract and allow for various
interpreta1ons
10. Unclear / unmeasurable non-func1onal requirements
Challenge: successful RE is hard to measure
Dr. Birgit Penzenstadler 16
* Acc. to a study by Mendez 2012
12. Tasks in Requirements Management
• Administra1on of requirements
• Structuring, documen1ng and archiving
• A^ribu1on of requirements
• Ra1onale management and traceability
• Jus1fica1on of requirements
• Linking in between requirements and to documenta1on artefacts
• Valida1on and verifica1on
• Change management including impact analysis
• Version management and configura1on management
• Claim management
• Support for distributed RE
• Tool support
Dr. Birgit Penzenstadler 21