Which of the following is a correct interface? Options: A . &nbspinterface A { void print() { } } B . &nbspabstract interface A { print(); } C . &nbspabstract interface A { abstract void print(); { }} D . &nbspinterface A { void print(); }

Which of the following is a correct interface?

Question

Which of the following is a correct interface?

Options:

A . interface A { void print() { } }

B . abstract interface A { print(); }

C . abstract interface A { abstract void print(); { }}

D . interface A { void print(); }

Answer: Option D

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Question 1. Determine output of the following code. interface A { } class C { } class D extends C { } class B extends D implements A....of A"); if (b instanceof C) System.out.println("b is an instance of C"); } }

Question 2. Given the following piece of code: public interface Guard{ void doYourJob(); } abstract public class Dog implements Guar....Dog implements Guard{ } which of the following statements is correct?

Question 3. In Java, declaring a class abstract is useful....

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Question 9. Runnable is a _____ .....

Question 10. What is the output for the below code ? interface A{ public void printValue(); } 1. public class Test{ 2. public static ....A(){ 4. public void printValue(){ 5. System.out.println("A"); 6. } 7. }; 8. a1.printValue(); 9. } 10. }

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