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International Trade Does Not Always Involve Cash

question 43

Multiple Choice

International trade does not always involve cash.Sometimes companies accept all or part of the payment for goods or services is in the form of other goods or services.This is known as:


Definitions:

Implements

A keyword in Java used by classes to specify that they will provide implementations for the methods defined in an interface.

Interface

In programming, an interface is a reference type that defines a set of abstract methods that a class must implement.

Concrete Class

A class that has an implementation for all of its methods, as opposed to abstract classes which can contain unimplemented methods.

Abstract Class

A class that cannot be instantiated and is designed to be subclassed, often containing one or more abstract methods which must be implemented by subclasses.

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