Chapter 3 Flashcards
“A part-whole association that can be reconfigured.”
“Aggregation”
“An entity type that represents a many-to-many relationship between two entity types.”
“Associative entity”
“The descriptors of the things in the domain. For example, for a student, descriptors include name, major, class standing, and GPA.”
“Attribute”
“A physical object, person, community, event, or other such concept that an organization is sufficiently interested in to include it in the domain model.”
” Entity”
“How things in the domain relate to each other. For example, each class may have multiple sections, but each section is for only one type of class.”
“Relationships”
“A class of entity instances that belong to the same class of things. Often referred to as an “entity.””
“Entity type”
“An individual entity that exists in the real world.”
“Entity instance”
