Intermediate quizzes – Java iteration (loop) statements

The following Java exercise(s) are designed for intermediate level programmers. 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


Quiz 1: A for loop statement.

What will happen if you try to compile and execute the main method?

public class MyLoop {

	int x = 5;
	int y = 7;

	void methodA(){
		for(int i = 0; i < 7; i ++ ) {
			System.out.print("-x" + x);
			if(y > x) {
				System.out.print("-y" + y);
				y -= 5;
				x -= 4;
			}else {
				System.out.print("-x" + x);
	int methodB(int x, int y){
		if(this.y < 3) {
			return this.x + y;
		}else {
			return this.y + x;
	public static void main(String[] args){
		MyLoop myLoop = new MyLoop();
		System.out.print("-x" + myLoop.methodB(6,3));

Select the correct answer.

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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.

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