CSCI 183 Lecture Notes - Lecture 6: System Model, Usability Testing, Database Design
4 Dec 2020
School
Department
Course
Professor
Document Summary
Lecture, reading/chapter/novel/article during class, power point, movies (if need to collect info. ) Def: process of developing abstract models of a system, with each model presenting a different view or perspective of that system. Uml activity used to show business processes in which systems are used. Note: arrows flow of work from one activity to the next. Generalization is shown as an arrowhead pointing up to the more general class. The attributes and operations associated with high-level classes are also associated with the lower-level classes. The lower-level classes are subclasses that inherit the attributes and operations from their super classes. These lower-level classes then add more specific attributes and operations. Aggregation: one object (the whole) is composed of other objects (the parts). This ex shows patient record is aggregate of patient and. Include brief description of the actions taken in that state: labeled arrows transitions, filled circles start or end states.
