Use Case Diagram for Facebook
Learn how to define use cases and create the corresponding use case diagram for the Facebook problem.
Let's begin building the use case diagram of Facebook and understand the relationship between its different components.
First, we are going to define the different elements of our Facebook system, followed by the complete use case diagram of the system.
System
Our system is "Facebook."
Actors
Now, we’ll define the main actors of Facebook.
Primary actors
User: This actor can create a profile of ...
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