A who is the author of the entity-relationship data modelb, Ask an Expert

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a. Who is the author of the entity-relationship data model?

b. Define entity. Give an example of an entity (other than one presented in this chapter).

c. Explain the difference between an entity class and an entity instance.

d. Define attribute. Give an example attribute for the entity in your answer to Review Question 5.5.

e. Define identifier. Give an example identifier for the entity in your answer to Review Question 5.5.

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Computer Engineering, Engineering

Category:- Computer Engineering
Reference No.:- M91975002

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