Which of the following criteria should be considered when selecting an identifier?
A) Choose an identifier that is not stable.
B) Choose a null identifier.
C) Choose an identifier that doesn't have large composite attributes.
D) Choose the most complex identifier possible.
Correct Answer:
Verified
Q25: For the relationship represented in the figure
Q26: In the following diagram, what type of
Q27: An entity that associates the instances of
Q28: A relationship between the instances of a
Q29: A _ specifies the number of instances
Q31: The total quiz points for a student
Q32: An attribute that can be calculated from
Q33: In the figure below, which attribute is
Q34: An attribute that uniquely identifies an entity
Q35: In the figure below, which attribute is
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