Question

What are the major data structures used in the following areas : RDBMS, Network data model

and Hierarchical data model.​

Answer 1

Answer:

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RDBMS = Array (i.e. Array of structures)

RDBMS = Array (i.e. Array of structures)Network data model = Graph.

RDBMS = Array (i.e. Array of structures)Network data model = Graph.Hierarchical data model = Trees.

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Answer 2

Answer:

• RDBMS = Array (i.e. Array of structures)
• Network data model = Graph
• Hierarchical data model = Trees

Explanation:

• Array of structures is used majorly in RDBMS so that the data is maintained properly.
• A database model that permits numerous records to be linked to the same owner file is known as a network database model. The Data Model for Spatial and Graph Networks For vast, complex networks, the graph feature can be used.
• A hierarchical database model is one in which the information is structured in a tree-like structure. The information is kept in the form of records that are linked together.