Invoice Management System Use Case Diagram

This Use Case Diagram is a graphic depiction of the interactions among the elements of Invoice Management System. It represents the methodology used in system analysis to identify, clarify, and organize system requirements of Invoice Management System. The main actors of Invoice Management System in this Use Case Diagram are: Super Admin, System User, Accountant, Customer, who perform the different type of use cases such as Manage Product, Manage Client, Manage Client Quote, Manage Payment, Manage Supplier, Manage Account, Manage Product Quality, Manage Users and Full Invoice Management System Operations. Major elements of the UML use case diagram of Invoice Management System are shown on the picture below.

The relationships between and among the actors and the use cases of Invoice Management System:

• Super Admin Entity : Use cases of Super Admin are Manage Product, Manage Client, Manage Client Quote, Manage Payment, Manage Supplier, Manage Account, Manage Product Quality, Manage Users and Full Invoice Management System Operations
• System User Entity : Use cases of System User are Manage Product, Manage Client, Manage Client Quote, Manage Payment, Manage Supplier, Manage Account, Manage Product Quality
• Accountant Entity : Use cases of Accountant are Create Quotes, Create Invoice, Collect Payments
• Customer Entity : Use cases of Customer are Request for Quote, Check Invoice, Make Payments

Use Case Diagram of Invoice Management System :