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Reading a Use Case Diagram

publish date: 2026/06/08 06:26:24.055512 UTC

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The diagram below shows the use cases involving the Medical Receptionist actor in the Mentcare system.

Medical receptionist Register patient Unregister patient View patient info. Transfer data Contact patient

How many distinct use cases does the Medical Receptionist participate in according to this diagram?

Correct Answer

5

Explanation

The Medical Receptionist is connected to five use cases: Register patient, Unregister patient, View patient info., Transfer data, and Contact patient. Each ellipse represents a discrete task (use case) that involves external interaction with the system.

Reference

Software Engineering, Ian Sommerville, 9th edition

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