Why Should You Generally Pass an Object of the Class

question 56

Multiple Choice

Why should you generally pass an object of the class to a friend function as a reference parameter?

• A) If the friend function changes the values of the data members).
• B) If the friend function will not change the values of the data members).
• C) It is more efficient to pass the object by reference.
• D) A and B
• E) A and C

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Definitions:

Cost of Goods Sold

Represents the direct costs attributable to the production of goods sold by a company, including materials and labor.

Return on Equity

A measure of a corporation’s profitability that reveals how much profit a company generates with the money shareholders have invested.

Price-Earnings Ratio

A metric assessing the relationship between a company's stock price and its earnings on a per-share basis, useful in judging whether a stock is undervalued or overvalued.

Profit Margin

A financial metric indicating the percentage of revenue that exceeds the cost of goods sold, representing the portion of sales that turns into profits.