Using Polymorphism, Existing Operations on a Base Class Can Be

question 18

True/False

Using polymorphism, existing operations on a base class can be left alone, without the need to retest and reverify them, while they are extended to a derived class.

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Definitions:

Exchange Rate

The worth of one currency compared to another, establishing the amount of one currency equivalent in another currency for conversion purposes.

U.S. Dollars

The official currency of the United States, used as a standard monetary unit in international finance.

Danish Krone

The official currency of Denmark, Faroe Islands, and Greenland.

U.S. Dollars

The legal tender of the United States, denoted by the symbol $.