The third individual programming assignments

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I. Study Notes

Modeling: We want to develop a better understanding of what
UML Unified Modeling Language, (building blocks): the transaction, the relationship (dependent association generalization achieve), drawing (use case diagrams, class diagrams, sequence diagrams), commonly used in modeling symbol, no example of the
use case model: system boundary, actors, use cases, use case diagrams, use cases described
participants normal (villain FIG) system (block diagram): who did what, what is the role, for example: user / management members
with Example: processing operation participants performed (normal, abnormal), the gerund; withdrawals
case diagram; between participants, inter embodiment, participants and Room embodiment, by no way of example
with the embodiment described, the main flow of events, unusual event flow process description

Use Case Diagram

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Origin www.cnblogs.com/xjd123/p/12552656.html