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Question

A dependency exist between two columns when

a.

Together they constitute a composite key for the table

b.

Knowing the value in one column determines the value stored in another column

c.

The table is in 3NF

d.

Together they constitute a foreign key

Posted under DBMS

Answer: (a).Together they constitute a composite key for the table

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Q. A dependency exist between two columns when
MOHAMED : June 26, 2023

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MOHAMED MOFEED

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