Use Cases allow requirements to be presented as a collection of stories from the user’s perspective. A Use Case can be used on its own or in addition to a User Story to provide more detailed descriptions of how users interact with a system. Use Case Diagram Use Case Diagrams can be used to help visualise the story described in a Use Case. A Use Case Diagram consists of 3 components: Actor – represented by a stick figure Use Case…
Continue ReadingUML – Business Context
“Where does UML fit?” is a common question among new (and not so new!) business analysts. We all know that the M stands for modelling but beyond this, perceptions start to differ. In its current form (V2.0) UML consists of 13 diagram types all of which provide a different view of a system. In the following extract from our Modelling Requirements with Use Case & the UML course manual we’ll take a brief look at which of the 13 diagrams…
Continue ReadingHow to use Use Cases (With Examples)
Many business analysts and business users get frustrated at the perceived lack of information in a use case diagram. “It’s all very well drawing a picture” they say but what about the details – what’s actually going on? When producing project documentation, use case diagrams are rarely used on their own. They will generally be accompanied by a textual use case and if they’re complex, may also have a supporting activity diagram to show what’s going on “inside” the use…
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