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:

Shares

Units of ownership in a company, representing a proportion of the corporation's capital, giving the shareholder a right to its profits.

Cumulative Dividends

Preferred stock dividends that accumulate if not paid as scheduled and must be paid out before dividends can be distributed to common shareholders.

Preferred Stock

A class of ownership in a corporation that has a higher claim on assets and earnings than common stock and typically doesn't have voting rights.

Income Earned

Revenue received from work performed or services provided, often used interchangeably with earned income.