Give examples of types of business rules that are not reflected in a Presentation Layer ER diagram?

QUESTION:

Give examples of types of business rules that are not reflected in a Presentation Layer ER diagram?

ANSWER:

Business rules that cannot be reflected in a Presentation Layer ER diagram include the four categories of business rules (attribute-level business rules, entity-level business rules, business rules governing entity deletion, and miscellaneous business rules) that appear in Table 3.1.

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