An occurrence of a particular entity is called an ________.
A) entity class
B) entity relationship
C) entity instance
D) entity attribute
Correct Answer:
Verified
Q63: For a relationship to be considered a
Q64: An entity whose identifier includes the identifier
Q65: You are given an E-R diagram with
Q66: You are given an E-R diagram with
Q67: You are given an E-R diagram with
Q69: An identifier may be _.
A)composite
B)optional
C)a relationship
D)minimal
Q70: An entity whose existence depends on the
Q71: Minimum cardinality refers to _.
A)the most instances
Q72: A hash mark across the relationship line
Q73: Entities of a given type are grouped
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