Multi User Chat Application Use Case Diagram

This Use Case Diagram is a graphic depiction of the interactions among the elements of Multi User Chat Application. It represents the methodology used in system analysis to identify, clarify, and organize system requirements of Multi User Chat Application. The main actors of Multi User Chat Application in this Use Case Diagram are: Super Admin, System User, Users, Anonymous Users, who perform the different type of use cases such as Manage Chat, Manage Chat History, Manage Chat Profile, Manage Multi Chat, Manage User, Manage Group Chat, Manage Smiley Chat, Manage Users and Full Multi User Chat Application Operations. Major elements of the UML use case diagram of Multi User Chat Application are shown on the picture below.

The relationships between and among the actors and the use cases of Multi User Chat Application:

• Super Admin Entity : Use cases of Super Admin are Manage Chat, Manage Chat History, Manage Chat Profile, Manage Multi Chat, Manage User, Manage Group Chat, Manage Smiley Chat, Manage Users and Full Multi User Chat Application Operations
• System User Entity : Use cases of System User are Manage Chat, Manage Chat History, Manage Chat Profile, Manage Multi Chat, Manage User, Manage Group Chat, Manage Smiley Chat
• Users Entity : Use cases of Users are Create Group Chats, Add Users, Send Chat Requests, Remove Users, See Chat History
• Anonymous Users Entity : Use cases of Anonymous Users are View Information, Fill Contact Us, Search Content

Use Case Diagram of Multi User Chat Application :