Use case diagrams to enhance software requirements by: Visualizing User System Interaction: Making it clear how users will interact with the system. Identifying All Users: Ensuring every user type ...

Moreover, use case diagrams are not sufficient to express all the non-functional requirements, such as performance, security, reliability, or usability, that the system needs to meet. Therefore ...

Use Case diagrams are widely used to model system behaviour and also to represent user's interaction with the system. Context Aware Systems (CASs) are dynamic in nature and their response is based on ...

This paper addresses the design of a use case diagram Unified Modelling Language (UML) model when developing an EC system. The EC system is an important aspect to be developed due to the increasing ...