Is duplicate entry of primary key is allowed in SQL? Options: A . &nbspYes B . &nbspNo C . &nbspDepends D . &nbspNone of the mentioned

Is duplicate entry of primary key is allowed in SQL?

Question

Is duplicate entry of primary key is allowed in SQL?

Options:

A . Yes

B . No

C . Depends

D . None of the mentioned

Answer: Option B

Primary key are used to uniquely define attributed stored in the table.

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