What is the cardinality of a relation having 500 tuples and 50 attributes?

2021

Answer: A. 500 — Cardinality of a relation refers to the number of tuples (rows) in the relation. In this case, the relation has 500 tuples, so the cardinality is 500. Note:…

A.
500
B.
50
C.
450
D.
2500

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Correct answer: A

Cardinality of a relation refers to the number of tuples (rows) in the relation.

In this case, the relation has 500 tuples, so the cardinality is 500.

Note: The number of attributes (columns) does not affect cardinality.

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