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
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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();
}
}
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Article: Java final classes and methods Quizzes: Beginner Intermediate Advanced |
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Sar Maroof is a professional software development teacher, gives master classes and publishes technical articles. He is also an expert software developer and worked for several big as well as small companies and later as a freelancer. |
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