What is gathering information and producing erd, Database Management System

What is Gathering information and Producing ERD

Gathering information: This could be a written document that explains the system in question with reasonable quantity of details.

Producing ERD: ERD or Entity Relationship Diagram is a diagrammatic representation of the explanation we have gathered about the system.

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Attribute, a set of possible data value of an attribute is called??

a set of possible data value of an attribute is called??

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ERD, A student entity type has the following attributes,name..

A student entity type has the following attributes,name..

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