Match the term with the best (most exact) description. Put a 1, 2, 3? after Answ
ID: 3561794 • Letter: M
Question
Match the term with the best (most exact) description. Put a 1, 2, 3? after Answer: to represent the match. 1) A set of tuples of attributes. 2) The smallest set of attributes that uniquely identifies a tuple. 3) A tuple of values cannot appear in a relation if those values do not appear in the primary key attributes of another relation. 4) Uniquely identifies a tuple 5) Choose one from the candidate keys 6) Like a blueprint a) Database Schema Answer: b) Superkey Answer: c) Candidate key Answer: d) Primary Key Answer: e) Foreign Key Answer:Explanation / Answer
a)
Database Schema
Answer: 6
Reason:
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b)
Super key
Answer: 4
Reason:
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c)
Candidate Key
Answer: 2
Reason:
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d)
Primary Key
Answer: 5
Reason:
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e)
Foreign Key
Answer: 3
Reason:
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f)
Relation
Answer: 1
Reason: