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Question 83

An entity set that does not have sufficient attributes to form a key is termed as :

  1. APrimary entity set
  2. BStrong entity set
  3. CWeak entity set
  4. DSimple entity set
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Correct answer: (C) Weak entity set

Explanation

A weak entity set has no primary key of its own. It is identified through a strong (owner) entity set plus its partial key (discriminator).

From DSSSB TGT Computer Science Practice Set 4

This is question 83 of DSSSB TGT Computer Science Practice Set 4. See all questions of this paper with answers, or attempt the paper as a timed online test to get your score and all-India rank.