A Foreign Key Is a Column or Collection of Columns

question 11

True/False

A foreign key is a column or collection of columns in one table that is required to match the value of the primary key for some row in another table, or be null.

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Definitions:

Profit-maximizing

The strategy or point at which a business makes the highest amount of profit at a given level of production, taking into account its cost structure.

Output

The total amount of goods and services produced by an economic system, company, or machine within a specific period.

Legal Barriers

Regulations or policies implemented by governing bodies that limit or control the entry of new firms into certain markets or industries.

Industry

The segment of the economy concerned with production, processing, and preparation of goods and services, often categorized into sectors like manufacturing, services, and agriculture.