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◆ Instance Variables - Instance variables store the data of an object- Instance of a class : an object of the class- The class declaration specifies the instance variables :public class Counter{ private int value; ...}- An instance variable declaration consists of the following parts :* access specifier ( private )* type of variable ( such as int )* name of variable ( such as value )- Each objec..

◆ Types : a set of values and the operations that can be carried out on the value- Java has separate types for integers and floating-point numbers- A value such as 13 or 1.3 that occurs in a Java program is called a number literal ◆ Number Types- A type defines a set of values and the operations that can be carried out on the values- Number types are primitive types (most basic, can stand alone ..