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CBSE Class 11 Informatics Practices Question 28 of 85

Database Concepts — Question 11

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11
Question

Question 11

Which of the following data models is suitable for one-to-many relationship?

  1. Relational
  2. Network
  3. Hierarchical
  4. None of these
Answer

Hierarchical

Reason — Hierarchical model depicts one-to-many (1:M) relationships between a parent and child segment. Each parent segment can have many child segments but it does not hold true the other way round-each child segment has only one parent segment and is connected through links.