JAVA CERTIFICATION QUESTION: Working with abstract clas...

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JAVA CERTIFICATION QUESTION: Working with abstract classes and default methods in Java

=>What happens when a default method is hidden and inaccessible?

· java

Given the following classes and an interface:

interface Flyable {
    public default void fly() {    
        System.out.print("Default fly");
    };
}

abstract class Bird implements Flyable {
    public abstract void fly();
}

class Chicken extends Bird implements Flyable {  
    public void fly() {    
        System.out.print("Cannot fly");
    };
}

class BirdsFarm {
    public static void main(String[] args) {
        Bird b = new Chicken();
        Flyable f = b;
        f.fly();    
    }
}

What is the result? Choose one.

A. The Bird class fails to compile.

B. The Chicken class fails to compile.

C. Default fly is printed.

D. Cannot fly is printed.

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