Suppose a technology supplier deals in two types of IT products: monitors and hard disks. The detailed
Question:
Suppose a technology supplier deals in two types of IT products: monitors and hard disks. The detailed attributes of these products are (1) Monitor(Product_ID, Name, and Resolution) and (2) Hard disk(Product_ID, Name, Speed, and Storage Size).
a. Through generalization, construct an EER model for this situation using supertype and subtype notation. Inclusion of a subtype discriminator is necessary.
b. Is the total specialization rule or the partial specialization rule applicable to this situation? Why?
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a To construct an Enhanced EntityRelationship EER model for the situation involving two types of IT ...View the full answer
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Related Book For 
Modern Systems Analysis And Design
ISBN: 9781292351629
9th Global Edition
Authors: Joe Valacich, Joey George
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