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Question: Please review the attached data model and answer the following questions. Please provide all associated links and references:
1. Please provide definitions of each of the following components:
a. Entities
b. Attributes
c. Relationships
d. Primary keys
Identify each of the components from the data model above:
2. Review data models at the attached website (see resources from databaseanswers's website). Select a basic data model from this website. Provide a graphic of the data model and identify the following information:
3. Provide three advantages/reasons to develop a data model.
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Suppose a PRODUCT table contains two attributes, PROD_CODE and VEND_ CODE. Those two attributes have values of ABC, 125, DEF, 124, GHI, 124, and JKL, 123.
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