The following Java exercise(s) are designed for advanced level developers. If the level is too hard, then I recommend to select an easier one or you might consider reading my article about this topic, which offers a theoretical explanation including more exercises. Read More: Java Final Classes And Methods
|
Article: Java final classes and methods Quizzes: Beginner Intermediate Advanced |
Quiz 1: Final classes and variables in Java
What appears in the standard output when this program is invoked?
public class Super {
final int x = 2;
int y = 3;
Super() {
y ++ ;
System.out.print("-x" + method());
}
int method(){
return x + y;
}
int method(int i){
return y + x + i;
}
}
class Final extends Super {
final int x = 5;
int y = 6;
Final() {
y ++ ;
System.out.print("-x" + method(3));
}
final int method(){
System.out.print("-x" + y + "-x" + (x + 1));
return y + 3;
}
final int method(int x){
return y + super.x + x;
}
public static void main(String[] args){
Final f = new Final();
}
}
Please, leave your questions, feedback and suggestions in the comments below!SarMaroof.com offers a practical method to learn and improve your Java skills. It avoids unnecessary long boring theoretical explanations, but it uses many exercises and quizzes.
|
Article: Java final classes and methods Quizzes: Beginner Intermediate Advanced |
Suggested Articles
|
Sar Maroof is graduated from HBO Amsterdam "higher professional education". He is a professional computer programming teacher, gives master classes and publishes technical articles. His experience with developing software started from 2001 and he has worked as a software developer for several big as well as small companies and later as a freelancer. He is the author of Java quizmaster and Build a Java application in 7 days. |
Books by Sar Maroof |
|
Subscribe to Sar Maroof's RSS feeds!
Mail this page to a friend!
Bookmark this page! |
