Q. A top-to-bottom relationship among the items in a database is established by a

  • (A) Hierarchical schema
  • (B) Network schema
  • (C) Relational schema
  • (D) All of these
✅ Correct Answer: (A) Hierarchical schema

Published by Mr. Dubey ⭐ 111.54K Points at 26-Oct-2023 08:57 pm in Computer

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