Leave Management System entities and their attributes :
Classes of Leave Management System Class Diagram. The main classes of the Leave Management System are Company, Branch, Report, Leave, Notification, Employee. Leave Management System Class Diagram describes the structure of a Leave Management System classes, their attributes, operations (or methods), and the relationships among objects. The Sequence diagram is one of the most usable and useful diagrams to represent the interaction of one or more objects’ interactions with one or more systems. The sequence diagram is a tool of Unified Modelling Language (UML) that represents the interaction of different actors with the system in order to get a result/response (Bell, 2004). The HR management system will be developed to provide information of employees and many other facilities at the click of a button. Without an employee management system, it’s a tedious job for the human resource department to keep track of each and every employee and even harder for a project manager to assign tasks to the project team. It used structure data and to define the relationships between structured data groups of. The entity-relationship diagram of Leave Management System shows all the visual instrument of database tables and the relations between Branch, Leave, Company, Employee etc.
The main entities of the Leave Management System are Company, Branch, Report, Leave, Notification and Employee. It used structure data and to define the relationships between structured data groups of Leave Management System functionalities. This ER (Entity Relationship) Diagram represents the model of Leave Management System Entity.
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