The existence of a(n) ____ relationship indicates that the minimum cardinality is at least 1 for the mandatory entity.
A) mandatory
B) optional
C) multivalued
D) single-valued
Correct Answer:
Verified
Q31: A relationship is an association between _.
A)
Q43: A _ relationship exists when two entities
Q44: _ attributes can have many values.
A) Composite
B)
Q45: A _ entity has a primary key
Q46: A _ should be a derived attribute.
A)
Q49: A derived attribute _.
A) must be stored
Q50: A derived attribute is indicated in the
Q51: A _ relationship exists when an association
Q52: Some attributes are classified as _.
A) simple
B)
Q53: When the PK of one entity does
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