To Define a Class That Fulfills the Requirements of an Interface

question 88

Multiple Choice

To define a class that fulfills the requirements of an interface, the class header should include which of the following?

• A) The keyword extends and the name of an abstract method in the interface
• B) The keyword extends and the name of the interface
• C) The keyword implements and the name of an abstract method in the interface
• D) The keyword implements and the name of the interface

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Definitions:

Gross Margin

The difference between revenue and cost of goods sold, divided by revenue, expressed as a percentage, indicating the financial health of a company's core activities.

Total Assets

The sum of all current and noncurrent assets that a company owns, as reported on the balance sheet.

Stockholders' Equity

The ownership stake of shareholders in a company, calculated as the value of the company's assets minus its debts.

Return On Total Assets

A profitability ratio that measures the net income generated for each dollar of assets a company owns.