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public class test {&en


public class test {  public static void add3 (Integer i)  int val = i.intValue ( );  val += 3;  i = new Integer (val);  } public static void main (String args [ ] )  {  Integer  i = new Integer (0);  add3 (i);  system.out.printIn (i.intValue ( )  );  } What is the result?()  

  • A Compilation will fail.
  • B The program prints “0”.
  • C The program prints “3”.
  • D Compilation will succeed but an exception will be thrown at line 3.
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分类:SCJP程序员认证考试题库
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