Match Each of the Following E-R Structures with Its Relational

question 51

Multiple Choice

Match each of the following E-R structures with its relational representation.
-Place the primary key of either entity in the relation for the other entity or do this for both entities.

• A)regular entity
• B)weak entity
• C)binary or unary 1:1 relationship
• D)binary 1:N relationship
• E)binary or unary M:N relationship or associative entity
• F)binary or unary M:N relationship or associative entity with its own key

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Definitions:

Accounting Profit

The total revenue of a business minus its explicit costs; does not include opportunity costs.

Home-Organization

The process of organizing and arranging the living space within a home for better functionality and aesthetics.

Farming

The activity or business of growing crops and raising livestock for food, fiber, and other products.

Marginal Product

The additional output that is generated by employing one more unit of a particular input, holding other inputs constant.