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C++ Final Use Cases
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What are the 3 tasks of the system analyst?
Find actors and use cases
detail a use case
stucture the use case model
Relationships
meaningful relationships between actors and use cases
system boundary
a box drawn around the use cases to denote the edge or boundary of the system being modeled
use case
things that the actors can do with the system
actors
roles played by people or things that use the system
include
<<include>>
a behaviour that is incorporated into the use case.
not optional behaviour
generalization
only use to simplify the model
contraints - preconditions
specifies what must be true before the use case can start
contraints - postconditions
specifies what will be true after the use case has execuded
Flow of events - start
when an actor does something to trigger the use case
<actor><function>
Writing steps in the workflow
<number> The <something><some action>
workflow - if statement
<number> If <boolean expression>.
<number>.<number> The <something><someaction>
workflow - for / while
<number>. For <iteration expression>
<number>.<number> The <something><someaction>
<number>.<number + 1> The <something><some action> <number + 1>
Author
djon
ID
187793
Card Set
C++ Final Use Cases
Description
Use Cases
Updated
12/7/2012, 6:41:42 PM
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