The System Requirement Analysis based on Use Case Diagram
X Zhang · Modern Computer · 2002
UML is now a standard modeling technology in object-oriented pr ogram that is used to specify,visualize,construct and document the architectu re of a software system.This paper mainly explores the artifice of capturing th e high level funtional requirements of a system with the use case diagram as the center role and starting point ,class diagram and interaction diagram as reali zing means.