What is class structure in Java?

5 The Structure of Java Programs. Every Java program consists of a collection of classes–nothing else. A class is a template for creating a particular form of object . Each object created by the template contains the same members, each of which is either a field or a method.

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What is the class design?

A design class represents an abstraction of one or several classes in the system’s implementation ; exactly what it corresponds to depends on the implementation language. For example, in an object-oriented language such as C++, a class can correspond to a plain class.

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