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UGC-NET | UGC NET CS 2015 Jun - II | Question 49
Which of the following statements is FALSE about weak entity set?
(A)
Weak entities can be deleted automatically when their strong entity is deleted.
(B)
Weak entity set avoids the data duplication and consequent possible inconsistencies caused by duplicating the key of the strong entity.
(C)
A weak entity set has no primary keys unless attributes of the strong entity set on which it depends are included
(D)
Tuples in a weak entity set are not partitioned according to their relationship with tuples in a strong entity set.
Answer
Please comment below if you find anything wrong in the above post
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