There is cardinality on an EER between the supertype and subtype.

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Options:

A . True

B . False

Answer: Option B

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More Questions on This Topic :

Question 1. A subtype discriminator of the supertype is an attribute whose values determine the target subtype(s).....

Question 2. Overlapping and disjoint subtypes have different approaches on how the subtype discriminator is applied.....

Question 3. A supertype is an entity type that shares common attributes or relationships distinct from other subgroupings.....

Question 4. An entity instance of a subtype represents the same entity instance of a supertype.....

Question 5. Total specialization is represented by double lines between the supertype and subtype on an EER.....

Question 6. An ERD that has had the entities clustered will display more entities.....

Question 7. Generalization is the process of defining more general entity types from a set of more specialized entity types.....

Question 8. It is appropriate to use a supertype/subtype relationship when there are attributes that apply to some of the instances ....apply to some of the instances of an entity type.

Question 9. If an entity adheres to the disjoint rule, then an entity instance can be a member of more than one entity for a given s....member of more than one entity for a given supertype.

Question 10. Action assertions have traditionally been implemented within an application program.....

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