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Question 52

A data model is a collection of conceptual tools for describing

  1. AData and data relationship
  2. BData semantics and consistency constraints
  3. CData, data relationship, data semantics and consistency constraints
  4. DNone of the above
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Correct answer: (C) Data, data relationship, data semantics and consistency constraints

Explanation

A data model is a collection of conceptual tools for describing data, data relationships, data semantics and consistency constraints (Korth).

From DSSSB TGT Computer Science Practice Set 2

This is question 52 of DSSSB TGT Computer Science Practice Set 2. 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.