The Select Operation

question 5

Multiple Choice

The select operation:

• A)combines relational tables to provide the user with more information than is otherwise available.
• B)creates a subset consisting of columns in a table.
• C)identifies the table from which the columns will be selected.
• D)creates a subset consisting of all records in the file that meet stated criteria.
• E)creates a subset consisting of rows in a table.

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Definitions:

Unit Contribution Margin

The dollars available from each unit of sales to cover fixed costs and provide operating profits.

Break-Even Point

The level of operations at which a company’s revenues and expenses are equal.

Contribution Margin Ratio

A financial metric that measures a product's profitability by calculating the difference between its sales and variable costs as a percentage of total sales.

Fixed Costs

Expenses that do not change with the level of production or sales over a certain range and time period.