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Question 8

Conceptual level, Internal level and External level are three components of the three- level RDBMS architecture. Which of the following is not part of the…

Conceptual level, Internal level and External level are three components of the three- level RDBMS architecture. Which of the following is not part of the conceptual level?
  1. AStorage dependent details
  2. BEntities, attributes, relationships
  3. CConstraints
  4. DSemantic information
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Correct answer: (A) Storage dependent details

Explanation

Storage-dependent details such as file organisation and indexes belong to the internal (physical) level. The conceptual level describes entities, attributes, relationships, constraints and semantics.

From DSSSB TGT Computer Science Practice Set 4

This is question 8 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.