169393_vitech

One Model, Many Interests, Many Views

Like the hierarchy diagram, the spider diagram is a generic visual query with no implied semantic meaning. As a simple node and line diagram with no special symbology, it is easily accessible by a broad audience. Good communication in a spider diagram is often heavily influenced by the creator. As a free-form diagram, it should be configured in a way calculated to display the relationships depicted in an understandable and informative manner. Use Case Diagram Classically used to help elicit requirements from stakeholders, use case diagrams describe the functionality of a system from the user perspective. The use case diagram is a graphical representation of actors (humans), blocks (components), and use cases. As such, they are also a very effective bridge in the systems engineering journey from requirements to system behavior.

Level of Detail: Low Audience: General Content: Use cases and corresponding actors (components) Use: High-level tool to elicit requirements; bridge from

requirements to system threads

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