A top to bottom relationship among the items in a database is established by a Options: A . &nbspHierarchical schema B . &nbspNetwork Schema C . &nbspRelational schema D . &nbspAll of the above

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

Question

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

Options:

A . Hierarchical schema

B . Network Schema

C . Relational schema

D . All of the above

Answer: Option A
Answer: (a)

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