Which of the Following Best Describes the Purpose of a Foreign

question 21

Multiple Choice

Which of the following best describes the purpose of a foreign key?

• A) To ensure that each row in the table is unique
• B) To create the relationship between two tables
• C) To provide business information
• D) To support business processes across the organization

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Definitions:

Stock Market

A public marketplace for buying, selling, and issuing shares of publicly held companies; facilitates economic transactions and information exchange regarding stock prices and company performance.

Standard Deviation

A measure of the amount of variation or dispersion in a set of values, widely used in finance to assess the volatility of an investment.

Volatility

Volatility refers to the degree of variation of a trading price series over time, typically measured by the standard deviation of returns.

Section Modulus

A geometric property of a cross section, relevant in the design and analysis of beams, that reflects its capacity to resist bending.