Different aspects of design Architecture design The division into subsystems and components How these will be connected How they will interact Their interfaces lass aesign The various features of classes Userinterface design Algorithmdesign The design of computational mechanisms Protocol design -The design of communications protocol www.oseng.com O Lethbridge/Laganiere 2001 Chapter 9: Architecting and designing software© Lethbridge/Laganière 2001 Chapter 9: Architecting and designing software 12 Different aspects of design • Architecture design: —The division into subsystems and components, - How these will be connected. - How they will interact. - Their interfaces. • Class design: —The various features of classes. • User interface design • Algorithm design: —The design of computational mechanisms. • Protocol design: —The design of communications protocol