Given the following piece of code: public interface Guard{

MCQ Single Best Answer Not Set

QGiven the following piece of code:

public interface Guard{
        void doYourJob();
}
abstract public class Dog implements Guard{ }

which of the following statements is correct?

ID: #2278 Java Interfaces And Abstract Classes MCQ 2,044 views

Question Info

#2278Q ID

Not SetDifficulty

Java Interfaces And Abstract Classes MCQTopic

Your Answer

Choose the Best Option

Click any option to instantly check if you're correct.

A This code will not compile, because method doYourJob() in interface Guard must be defined abstract. ✔ ✖
B This code will not compile, because class Dog must implement method doYourJob() from interface Guard. ✔ ✖
C This code will not compile, because in the declaration of class Dog we must use the keyword extends instead of implements. ✔ ✖
D This code will compile without any errors. ✔ ✖

Correct Answer: Option D

This code will compile without any errors.

Continue Practice

Previous Question Next Question

Challenge a friend or share with your study group.