For a Binary Many-To-Many Relationship Existing Between Entity Types a and B

question 111

Multiple Choice

For a binary many-to-many relationship existing between entity types A and B:

• A)a separate relation C is created;the primary key of relation C is a composite key consisting of the primary key for each of the two entities in the relationship
• B)the primary keys of relation A and relation B are designated as functionally dependent attributes
• C)secondary keys are used to establish the relationship
• D)place the primary key of either entity in the relation for the other entity or do this for both entities

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Definitions:

Household Receives

Refers to the income or goods that a household obtains, which may come from various sources such as wages, investments, or government programs.

Gini Ratios

A measure of income inequality within a population, represented by a value between 0 (perfect equality) and 1 (perfect inequality).

Income Inequality

The unequal distribution of income among individuals or groups within a society, often leading to social and economic challenges.

Household Income

The combined gross income of all members of a household, considered together for the purposes of tax and welfare.