lThe Design Workflow 设计工作流 lTraditional versus Object-Oriented Design 传统的与面向对象设计 lFormats of the Attributes 属性的格式 lAllocation of Operations to Classes 分配操作给类 lAllocation of Operations: Osbert Oglesby Case Study 操作分配案例 lCRC Cards CRC卡
机动车辆登记和发照系统 问题陈述 登记和发照系统维护下列信息: Organization(name, manager, address, and telephone) Clerk(user name, authorization, begin date, and end date) Owner(legal name, address and telephone)