19149265
Beschreibung
Karteikarten von Mikael Caselitz, aktualisiert more than 1 year ago
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Erstellt von Mikael Caselitz
vor etwa 5 Jahre
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| Frage | Antworten |
| Requirements elicitation | purpose of a system |
| Requirements analysis |
- create a model of the system, which is correct, complete, consistent and verifiable
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| Functional vs. object oriented decomposition | Functional decomposition: -System decomposed into functions -Functions into smaller functions Object oriented decomposition: -System decomposed into classes -Classes into smaller classes |
| UML use case diagram: elements |
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| Abbot technique |
From problem statement of the customer
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| Knowlege sources | Application knowledge: end user/application domain know abstraction for application domain General word knowledge: generic knowledge and intuition Solution domain: S. d. experts know abstractions in solution domain |
| Typical software developement activities |
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| Types of requirements: Functional requirements | -Functionality: what is the software supposed to do -External interfaces: interaction with people, hardware, software |
| Types of requirements: Non-functional requirements | Quality requirements: URPS -Usability (steps required to get somewhere) -Reliability (Robustness, Safety) -Performance (Response t., Availability...) -Supportability (Adaptabiliy, Maintanence, Portability) (Constraints : Operation enviroments...) |
| Scenario build | 1) Name: 2) Participating actors: 3) Flow of events: - Mit konkreten Namen etc. |
| Textual use case description | 1) Name 2) Participating actors 3) Entry condition 4) Flow of events 5) Exit condition 6) Special requirements |
| From Uml class diagrams to UML communication diagrams |
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