Example of interface in java

Objective type questions on interface in java and answers

(1)



interface Apple{

    float cost=9.5f;

    public void display();

}



class Try implements Apple{

    

    public static void main(String[] args){

         Try t=new Try();

         t.display();

    }



    public void display(){

         System.out.print("cost of apple is :"+cost);

    }

}



What will output when