What will be the output of the following Java code?

class test 
{
    int a;
    int b;
    test(int i, int j) 
    {
        a = i;
        b = j;
    }
    void meth(test o) 
    {
        o.a *= 2;
        O.b /= 2;
    }          
}    
class Output 
{
    public static void main(String args[])
    {
        test obj = new test(10 , 20);
        obj.meth(obj);
        System.out.println(obj.a + " " + obj.b);        
    } 
}

What is method overriding in Java?

A. Redefining a superclass method in a subclass

B. Defining a new method with the same name in a subclass

C. Making a method private in a subclass

D. Hiding methods in a superclass

What is the purpose of method overloading in Java?

A. Creating static methods

B. Hiding methods in a superclass

C. Redefining methods in a subclass

D. Defining multiple methods with the same name but different parameters

In method overriding, which keyword is used in the child class to indicate that a method is intended to override a superclass method?

A. @OverrideMethod

B. @OverrideSuper

C. @Override

D. @OverrideParent

What happens when a subclass tries to override a final method from the superclass in Java?

A. The final method is hidden

B. It results in a compilation error

C. The final method becomes static

D. The final method is hidden