![]() ![]() Just as with component diagrams, these groupings are represented as file folders. Packages: A UML shape that allows you to put different elements into groups. For example, Psycho Killer is outside the scope of occupations in the chainsaw example found below. Use Cases The use cases tell us about how the system will perform in different cases. Use Case Diagram Notation In this section, we will talk about the four basic types of use case diagram notations. All use cases outside the box would be considered outside the scope of that system. The use case diagram specifies how a system will perform, which is why it shows only the functionality of the system. System boundary boxes: A box that sets a system scope to use cases. 0:00 / 13:03 How to make UML Use Case of Banking system Learn Step by step Khush Bukht Khan 45 subscribers Subscribe 2. In complex diagrams, it is important to know which actors are associated with which use cases. Use cases: Horizontally shaped ovals that represent the different uses that a user might have.Īctors: Stick figures that represent the people actually employing the use cases.Īssociations: A line between actors and use cases. Here are all the shapes you will be able to find in Lucidchart: You can use this guide to learn how to draw a use case diagram if you need a refresher. The notation for a use case diagram is pretty straightforward and doesn't involve as many types of symbols as other UML diagrams.
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