An Entity-Relationship Diagram Represents Entities as ________ and the Relationships

question 76

Multiple Choice

An entity-relationship diagram represents entities as ________ and the relationships between them as lines and ________.

• A)circles;squares
• B)squares;diamonds
• C)rectangles;diamonds
• D)rectangles;circles

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Definitions:

Marginal Cost

The additional cost incurred by producing one more unit of a product or service, crucial for economic and pricing decisions.

Marginal Revenue

The additional income received from selling one more unit of a product or service.

Fixed Costs

Costs that do not change with the level of production or sales, such as rent, salaries, and insurance.

Profit Maximizing Firm

A company that focuses on actions that would increase its profits to the highest possible extent.