What is the cardinality and degree of relation having 50 Tuples and 20…
2021
What is the cardinality and degree of relation having 50 Tuples and 20 Attributes?
Answer: C. Cardinality – 50, Degree – 20 — For a relation (table) in a database, the answer is straightforward based on the definitions of these terms: Cardinality: This refers to the number of tuples…
- A.
Cardinality – 70, Degree – 30
- B.
Cardinality – 20, Degree – 50
- C.
Cardinality – 50, Degree – 20
- D.
Cardinality – 50, Degree – 50
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Correct answer: C
For a relation (table) in a database, the answer is straightforward based on the definitions of these terms:
Cardinality: This refers to the number of tuples (rows) in the relation.
Cardinality = 50
Degree: This refers to the number of attributes (columns) in the relation.
Degree = 20
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