Supertype/subtype entities are said to have a(n)________ relationship.
A)HAS-A
B)IS-A
C)recursive
D)redundant

Question

Quizplus · Accepted Answer

Supertype/subtype entities represent an inheritance hierarchy where subtypes inherit attributes and relationships from their supertype. This is commonly referred to as an IS-A relationship, where each subtype is a type of its supertype. Therefore, choice B is the correct answer, as it reflects this relationship. The other choices do not accurately describe the relationship between supertype and subtype entities.

Supertype/subtype Entities Are Said to Have A(n)________ Relationship