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What is redundancy? What problems are associated with redundancy? ( 4 ) b . Without using chartGP and examples from the book provide an example
What is redundancy? What problems are associated with redundancy?
b Without using chartGP and examples from the book provide an example to emphasize
your case, describe the situations when a rd NF relation is in BCNF and when it is not.
c Describe what attributes represent in an ER model and provide examples of simple,
composite, singlevalue, multivalue, and derived attributes.
d Describe the relationship between a superclass and its subclass.
e Describe and illustrate using an example the process of attribute inheritance.
f How does multiplicity represent both the cardinality and the participation constraints on a
relationship type?
g Describe how fan occurs in an ER model and how it can be resolved.
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