Question

d. The number of columns present in the table is called its
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Answer 1

Answer:

a table has a specified number of columns but can have any number of rows each row is in Defined by one or more values appearing in the particular column subject specific choice of columns which uniquely identify a row is called the primary key

Explanation:

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Answer 2

Explanation:

The number of columns in a table is its

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(a) degree

(b) cardinality

(c) relation

(d) tuple