An Attribute That Determines Which Subtype Should Be Used Is

Q46: A circle across the relationship line near

Q47: E-R modeling recognizes both relationship classes and

Q48: An entity is something that users want

Q49: You are given an E-R diagram with

Q50: The notation 1:N shows a relationship's maximum

Q52: The characteristics of a thing are described

Q53: An entity that holds specialized attributes that

Q54: An identifier of an entity instance is

Q55: To represent an archetype/instance pattern in an

Q56: To represent an association pattern in an