Advanced quizzes – Java iteration (loop) statements

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 Iteration (Loop) Statements

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Quiz 1: Three loops

What appears in the standard output when this program is invoked?

public class Loop{

    int n = 5;
    boolean b;

    void method(){
        for(int i=0; i<2; i++){
            System.out.print("-x"+i);
            for(int i2=0; i2<2; i2++){
                System.out.print("-y"+i2);
                for(int i3=0; i3<5; i3++){
                    n++;
                    System.out.print("-z"+i3);
                    if(n>7){
                        break;
                    }
                }
            }
            b = true;
            break;
        }
    }
    public static void main(String[] args){
        Loop loop = new Loop();
        if(!loop.b){
            loop.method();
        }
        else{
            System.out.print("-x0-y0-z0");
        }
    }
}

Select the correct answer.



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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