In a Database,a ________ Is a Column or Group of Columns

question 45

Multiple Choice

In a database,a ________ is a column or group of columns that identifies a unique row in a table.

• A) field
• B) record
• C) file
• D) key

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Definitions:

Average Cost Formulas

A method used in accounting to calculate the cost of goods sold and ending inventory by averaging the cost of all items available for sale during the period.

Unit Cost

The expense incurred to produce, store, and sell one unit of a product or service.

Unit Cost

The cost to produce, acquire, or purchase one unit of a product or service, calculated by dividing total costs by the number of units produced or acquired.

Inventory

The total amount of goods or materials in stock, which a business holds to ultimately sell for a profit.