What Is a Primary Key

question 228

Multiple Choice

What is a primary key?

• A)A field (or group of fields) that uniquely identifies a given entity in a table.
• B)A primary key of one table that appears as an attribute in another table and acts to provide a logical relationship among the two tables.
• C)Characteristics or properties of an entity.
• D)A field (or group of fields) that uniquely identifies a given attribute in a table.

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Definitions:

Equity

The residual interest in the assets of a business after deducting its liabilities, representing the ownership interest of shareholders.

Assets

Resources owned by a business or individual that have economic value and can be used to meet debts or commitments.

Liabilities

Financial obligations or debts a company owes to external parties.

Certificate Of Deposit

A Certificate of Deposit is a savings certificate with a fixed maturity date and specified fixed interest rate that is issued by commercial banks.