Which of the Following Could Be Used to Declare Abstract

question 23

Multiple Choice

Which of the following could be used to declare abstract method method1 in abstract class Class1 (method1 returns an int and takes no arguments) ?

• A) public int method1();
• B) public int abstract method1();
• C) public abstract int method1();
• D) public int nonfinal method1();

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Definitions:

Income

Cash inflow, customarily obtained at regular periods, as compensation for work or from investment outcomes.

Constraint

A limitation or restriction on the variables of a problem, often seen in economics as budget constraints affecting consumer choices.

Utility Function

A mathematical model that describes how a person ranks choices based on perceived utility, happiness, or satisfaction.

Consumption

The act of using goods and services by households or individuals, leading to the satisfaction of needs and wants.