試題詳解

7. void waitForSignal(){

 8. Object obj = new Object()； 

9. synchronized(Thread.currentThread()){ 

10. obj.wait()；

 11. obj.notify()； 

12. } 

13. } 

Which statement is true?
(A) This code can throw an InterruptedException.
(B) This code can throw an IllegalMonitorStateException.
(C) This code can throw a TimeoutException after ten minutes.
(D) Reversing the order of obj.wait() and obj.notify() might cause this method to complete normally.
(E) A call to notify() or notifyAll() from another thread might cause this method to complete normally.