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SET concept is used in :

  • A.Network Model
  • B.Hierarchical Model
  • C.Relational Model
  • D.None of these

Answer: A

Correct answer: Network Model

The set is the central construct of the CODASYL network model: a named one-to-many relationship between an owner record type and a member record type, navigated by following pointers. The relational model replaced it with matching key values, and the hierarchical model used parent-child trees.

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