Assignment 3: Entity-Relationship (ER) Modeling and the Use of Super/Sub Structures Outcomes addressed in this activity: Unit Outcomes: • Define the construct of supertype and subtype. • Identify overlap and disjoint subtypes. • Identify completeness & disjoint constraints. • Prepare an enhanced entity relationship (EER) model. Course Outcome: IT525-2: Use entity-relation diagrams in the design […]