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Category: DATA MODELING AND DATABASE DESIGN, 2ND EDITION BY DR. NARAYAN S. UMANATH, RICHARD SCAMELL (1001)

QUESTION: Create an example of a recursive relationship with an m:n cardinality constraint?   You must be registered and logged in to an account to download solution    [purchase_link id=”8839″ style=”button” color=”blue” text=”Purchase”]
QUESTION: Distinguish between a simple attribute, a single-valued attribute, a composite attribute, a multi-valued attribute, and a complex attribute. Develop an example similar to Figure 2.3 that illustrates the difference between each type of attribute?   You must be registered and logged in to an account to download solution    [purchase_link id=”8771″ style=”button” color=”blue” text=”Purchase”]
QUESTION: What is the difference between the conceptual world and the real world? Is it possible for a conceptual model to represent reality in total? Why or why not?   You must be registered and logged in to an account to download solution    [purchase_link id=”8666″ style=”button” color=”blue” text=”Purchase”]
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