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The various categories of data model are:
– High Level or Conceptual Data Model. (Example: ER model)
– Low Level or Physical Data Model.
– Representational or Implementational Data Model.
– Relational Data Model.
– Network and Hierarchal Data Model.
– Record-based Data Model.
– Object-based Data Model.
Mwalimu Bonface answered the question on February 27, 2018 at 10:27
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