October 2008
Beginner to intermediate
680 pages
16h 48m
English
Content preview from Beginning C# 2008 Objects: From Concept to Code
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11.3. Sequence Diagrams
Sequence diagrams are one of two types of UML interaction diagrams (we'll explore the second type, collaboration diagrams, a bit later in this chapter). Sequence diagrams are a way of graphically portraying how messages should flow from one object to another in carrying out a given scenario.
We'll illustrate the process of creating a sequence diagram by creating one for Scenario #1 of the "Register for a Course" use case, which was presented in Chapter 9.
11.3.1.
11.3.1.1. Determining Objects and External Actors for Scenario #1
To prepare a sequence diagram, we must first determine the following:
Which classes of objects (from among those that we specified in the static model [class diagram] in Chapter 10) are involved ...
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