mustafa ahmed
8 years ago

a derived attribute is an attribute that

A. can be computed

B. has a subtype entity

C. is an archtype entity

D. an composed of other attributes or is a part of a multi valued attribute

Answer: Option A

Solution (By Examveda Team)

A derived attribute is an attribute whose value is calculated (derived) from other attributes. The derived attribute need not be physically stored within the database; instead, it can be derived by using an algorithm.

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