Why Do Relational Databases Use Primary Keys and Foreign Keys

question 101

Multiple Choice

Why do relational databases use primary keys and foreign keys?

• A)to create an entity
• B)to create physical relationships
• C)to create logical relationships
• D)to create an attribute

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Definitions:

Current Assets

Assets that are expected to be converted into cash, sold, or consumed within one year or the operating cycle, whichever is longer.

Current Liabilities

Short-term financial obligations that are due within one year or within the normal operating cycle of the business.

Free Cash Flow

The amount of cash generated by a business after accounting for operational expenses and capital expenditures, reflecting the liquidity available for shareholders.

Cash Dividends

Payments made by a corporation to its shareholder members. It is the share of profits distributed in the form of cash.