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Which of the following is the conceptual data model used by database designers? (a)Normal

Which of the following is the conceptual data model used by database designers? (a)Normal

Which of the following is the conceptual data model used by database designers?

(a)Normalization diagrams
(b)An entity-relationship diagram
(c)A distributed-hierarchical diagram
(d)An entity-attributes diagram
(e)A database model.

Johnson 02-Jan-2018

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