Leave Approval System Use Case Diagram

This Use Case Diagram is a graphic depiction of the interactions among the elements of Leave Approval System. It represents the methodology used in system analysis to identify, clarify, and organize system requirements of Leave Approval System. The main actors of Leave Approval System in this Use Case Diagram are: Super Admin, System User, Manager, Employee, who perform the different type of use cases such as Manage Leave, Manage Notification, Manage Approval of Leave, Manage Cancellation of Leave, Manage Company, Manage Branch, Manage Report, Manage Users and Full Leave Approval System Operations. Major elements of the UML use case diagram of Leave Approval System are shown on the picture below.

The relationships between and among the actors and the use cases of Leave Approval System:

• Super Admin Entity : Use cases of Super Admin are Manage Leave, Manage Notification, Manage Approval of Leave, Manage Cancellation of Leave, Manage Company, Manage Branch, Manage Report, Manage Users and Full Leave Approval System Operations
• System User Entity : Use cases of System User are Manage Leave, Manage Notification, Manage Approval of Leave, Manage Cancellation of Leave, Manage Company, Manage Branch, Manage Report
• Manager Entity : Use cases of Manager are Check Leaves, View Leave Reports, Approve Leaves, Check Leave Balance
• Employee Entity : Use cases of Employee are Appy Leaves, Check Leave Status, View Leave Reports

Use Case Diagram of Leave Approval System :