Page 314 - CITS - Computer Software Application -TT

COMPUTER SOFTWARE APPLICATION - CITS

What is a Variable in Java?
Variable in Java is a data container that stores the data values during Java program execution. Every variable is
assigned a data type which designates the type and quantity of value it can hold. Variable is a memory location
name of the data. The Java variables have mainly three types : Local, Instance and Static.
In order to use a variable in a program you to need to perform 2 steps
1 Variable Declaration

2 Variable Initialization
Variable Declaration
To declare a variable, you must specify the data type & give the variable a unique name.

Examples of other Valid Declarations are

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CITS : IT&ITES - Computer Software Application - Lesson 78 - 84

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