Understanding Static and Non-Static Variables in Java

Java is an object-oriented programming language where variables play a crucial role in storing and managing data. Among them, static and non-static (instance) variables are very important concepts every beginner must understand. What is a Variable in Java? A variable is a container used to store data values. In Java, variables are mainly categorized based on how they are declared and used. Two important types are: Static variables Non-static (instance) variables Static Variables in Java A static variable is a variable that is shared among all objects of a class. It belongs to the class rather than any specific object. Key Features Declared using the static keyword Only one copy exists for the entire class Shared across all objects Memory is allocated once when the class is loaded Example class Student { static String college = "ABC College"; } public class Main { public static void main(String[] args) { System.out.println(Student.college); } } Output ABC College Non-Static (Instance) V