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Which of the following is true for a tuple and attribute? -

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Question

Which of the following is true for a tuple and attribute?

Options

  • Tuple should be unique in a table but attribute can be duplicate.

  • Tuple and attribute should be unique.

  • Tuple and attribute can be duplicate

  • Tuple should be duplicate in a table but attribute should be unique.

MCQ

Solution

Tuple should be unique in a table but attribute can be duplicate.

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Keys in a Relational Database
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