Ikk：新頁面: Given:
10. public class Starter extends Thread{
11. private int x = 2;
12. public...

2013-03-27T16:42:40Z

新頁面: Given: 10. public class Starter extends Thread{ 11. private int x = 2; 12. public...

新頁面

Given:
 10.  public class Starter extends Thread{
 11.            private int x = 2;
 12.            public static void main(String[] args) throws Exception{
 13.                             new Starter().makeItSo();
 14.             }
 15.            public Starter(){
 16.                              x = 5;
 17.                              start();
 18.            }
 19.           public void makeItSo() throws Exception{
 20.                              join();
 21.                              x = x - 1;
 22.                              System.out.println(x);
 23.            }
 24.           public void run(){x *= 2;}
 25.           }

 What is the output if the main() method is run?
   A. 4
   B. 5
   C. 8
   D. 9
   E. Compilation fails.
   F. An exception is thrown at runhime.
   G. It is impossible to determine for certain.
 

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解答

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Ans: D 

 解說:無

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{{SCJP 1.6版考題講解}}

SCJP 1.6版考題 222 - 修訂歷史

Ikk：新頁面: Given: 10. public class Starter extends Thread{ 11. private int x = 2; 12. public...

Ikk：新頁面: Given:
10. public class Starter extends Thread{
11. private int x = 2;
12. public...