Supertype/subtype relationships should not be used when the instances of a subtype participate in no relationships which are unique to that subtype.
Correct Answer:
Verified
Q40: Which of the following statements is true
Q41: The third step in the data modeling
Q42: Specialization is the reverse of generalization.
Q43: The following figure is an example of
Q44: A subtype is a generic entity that
Q46: All of the following are steps to
Q47: The overlap rule specifies that if an
Q48: When the total specialization rule is set
Q49: Generalization is a top-down process.
Q50: A member of a subtype does NOT
Unlock this Answer For Free Now!
View this answer and more for free by performing one of the following actions
Scan the QR code to install the App and get 2 free unlocks
Unlock quizzes for free by uploading documents