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Multi Threading

Question : 43 of 44

Marks: +1, -0

1. public class Test {
2.   public static void main (String [] args) {
3.    final Foo f = new Foo();
4.    Thread t = new Thread(new Runnable() {
5.     public void run() {
6.     f.doStuff();
7.     }
8.    });
9.    Thread g = new Thread() {
10.     public void run() {
11.      f.doStuff();
12.     }
13.    };
14.    t.start();
15.    g.start();
16.   }
17. }
1. class Foo {
2.   int x = 5;
3.   public void doStuff() {
4.    if (x < 10) {
5.     /*nothing to do*/
6.     try {
7.      wait();
8.     } catch(InterruptedException ex) { }
9.    } else {
10.   System.out.println("x is " + x++);
11.   if (x >= 10) {
12.    notify();
13.   }
14.   }
15. }
16. }

What is the result?

The code will not compile because of an error on line 12 of class Foo.
The code will not compile because of an error on line 7 of class Foo
The code will not compile because of an error on line 4 of class Test.
The code will not compile because of some other error in class Test.
An exception occurs at runtime.
x is 5
x is 6

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