A Method That Speeds Query Processing by Running a Query

question 21

Multiple Choice

A method that speeds query processing by running a query at the same time against several partitions of a table using multiprocessors is called:

• A) multiple partition queries.
• B) perpendicular query processing.
• C) parallel query processing.
• D) query optimization.

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Definitions:

Variable Costs

Costs that change in proportion to the level of activity or volume of production.

Break-even Point

The point of business operation at which revenues equal expenses, resulting in no net loss or gain.

Variable Costs

Expenses that change in direct proportion to the amount of production or the volume of sales.

Fixed Costs

Costs that do not change with the level of production or sales, such as rent, salaries, and insurance expenses.