Books for you

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Interaction model
[system/actor]
Interaction model
[system/actor]
act Realize use cases
System context Use cases
Use cases
Use cases
System
context
System context
[interfaces]
System context
[interfaces]
System context
[interaction points]
System structures
System structures
[with state machine]
Use cases
[detailed]
Model system/actor
interaction
Derive system
interfaces
Model system
structures
System structures
System structures
Derive state model
112 CHAPTER 2 The Pragmatic SYSMOD Approach
the desired degree of details. This way of doing things produces diagrams in various
detailing levels??”similar to our approach to the analysis.
2.7.1 Model System/Actor Interaction
Modeling system/actor interaction is shown in Table 2.18 .
The fi rst step where we map the required fl ows to the system/actor structure,
i.e., the system context, takes us closer to our system design. We previously
modeled the fl ows in the use case activities. These fl ows don ??™ t describe who executes
the individual steps or who communicates with whom.


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