What is final keyword in Java?

final is a special keyword in Java that is used as a non-access modifier. A final variable can be used in different contexts such as final variable,final method, final class

Java Concepts •  Added 10 months ago

why is string is immutable in java?

* In Java, string objects are immutable in nature which simply means once the String object is created its state cannot be modified. * Whenever you ...


What is the difference between this() and super() in Java?

In Java, super() and this(), both are special keywords that are used to call the constructor. __this:__ 1. this() represents the current instan ...


What is the difference between equals() and == in Java?

* __Equals()__ method is defined in Object class in Java and used for checking equality of two objects defined by business logic. * __''==''__ or dou ...


What is the difference between a local variable and an instance variable?

__Local Variable:__ a local variable is typically used inside a method, constructor, or a block and has only local scope. Thus, this variable can be ...


Can you explain the signature of main method in Java

Signature of main() method: ``` public static void main(String[] args) { // code comes here } ``` __Public__: It is an Access modifier, ...


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