Composite Primary Keys Are Particularly Useful as Identifiers of Composite

question 67

Multiple Choice

Composite primary keys are particularly useful as identifiers of composite entities, where each primary key combination is allowed only once in the _____ relationship.

• A) 0:1
• B) 1:1
• C) 1:M
• D) M:N

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Definitions:

Special-Interest Effect

The phenomenon where policy decisions disproportionately benefit a small, particular group at the expense of the general public.

Free-Rider Problem

A situation where individuals consume a good or service without contributing to its cost, often leading to underprovision of that good.

Public Goods

Goods that are non-excludable and non-rivalrous, meaning they can be used simultaneously by more than one person without diminishing availability to others.

Location Subsidies

Financial incentives provided by governments to encourage businesses to establish operations in specific areas, often to stimulate economic growth.