In an ERD,each Generalization Hierarchy Must Participate in at Least

question 59

True/False

In an ERD,each generalization hierarchy must participate in at least one relationship with an entity type not in the generalization hierarchy.

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Definitions:

Opportunity Cost

The charge of letting go of the subsequent best choice when deliberating on options.

Tuition

The fee for instruction, especially at a formal institution of learning.

Work Hours

The amount of time an individual spends performing tasks or duties for an employer during a given period.

Marginal Cost

The cost to produce one additional unit of a product or service.