Explain the steps of building of E-R diagram.

A Management Information System ICT Revision Questions and Answers

Answer
The Steps of building of E-R diagram are as follows:
• Determine the data entities.
• Generate a list of potential entity relationships or pairings.
• Determine the relationship between the entity and pairings.
• Analyze the significant entity relationships.
• Develop an integrated E-R diagram.
• Define and group the attributes for each data entity.



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