When a Superclass Variable Refers to a Subclass Object and a Method

question 5

Multiple Choice

When a superclass variable refers to a subclass object and a method is called on that object,the proper implementation is determined at execution time.What is the process of determining the correct method to call?

• A)early binding.
• B)non-binding.
• C)on-time binding.
• D)late binding.

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Definitions:

APS

Average Propensity to Save; the fraction of total income that is saved by the economy or an individual at a certain time.

APC

Average Propensity to Consume, a statistical measure reflecting the percentage of income that is spent on goods and services as opposed to being saved.

Disposable Income

The amount of money a household has available for spending and saving after income taxes have been accounted for.

Induced Consumption

Spending induced by changes in the level of income.