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What Is an Abstract Class, and Why Might It Be

question 20

Essay

What is an abstract class, and why might it be useful in an inheritance hierarchy?


Definitions:

Units Sold

The total number of individual items sold during a specified time period.

Units Received

Refers to the number of individual items or quantities of a product delivered to a recipient as part of a shipment or order.

Beginning Inventory

The worth of products ready to be sold at the beginning of a financial period.

Net Sales

The revenue generated from goods or services sold by a company after deducting returns, allowances, and discounts.

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