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31 July, 20:15

Which is NOT a component of a relationaldatabase?

1 Entity

2 Table

3 Attribute

4 Hierarchy

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Answers (1)
  1. 31 July, 23:44
    0
    Answer: 4) Hierarchy

    Explanation:

    The main components of the relational database are table, entity and attributes. As, relational data base is the method of arranging and maintaining the data and each table in the database contain data in the entity and the attributes. Hierarchy is not the component of the database as it is included in the type oh hierarchical database not in relational database.
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