What is overriding? which keyword is needed to implement overriding?

overriding is defining a function in derived class  with same name which is already exist in  base class.

Explanation:

Override key word is used in DotNet for overriding .It differes from language to language.In c++ no keyword is required for overriding.

#include<iostream.h>

public class  BaseClass

{

public :

void print(){

cout<<"print in base class";

}

}

public class DerivedClass : public BaseClass

{

public :

void print(){

cout<<"print in derived class";

}

}

void main(){

BaseClass b=new BaseClass();

b.print();

DerivedClass d=new DerivedClass();

d.print()

}