If a Row Selector for an ID Field Has A(n)

question 46

Multiple Choice

If a row selector for an ID field has a(n) ____ symbol in it, it indicates that the field is the table's primary key.

• A) key
• B) lock
• C) infinity
• D) clasped hands

---

Definitions:

Collude

To cooperate or conspire, especially in a secretive way, with others to deceive or cheat.

Herfindahl Indexes

A measure of market concentration used to determine the level of competition among firms within an industry, calculated by summing the squares of the market shares of each firm.

Concentration Ratio

A measure of the total market share that is controlled by a specified number of the largest firms within an industry, indicating the level of market competition.

Mutual Interdependence

A situation in which a change in price strategy (or in some other strategy) by one firm will affect the sales and profits of another firm (or other firms). Any firm that makes such a change can expect its rivals to react to the change.