Java Package
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Question : 13 of 16
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Given:
Which will compile using Java 5, but will NOT compile using Java 1.4? (Choose all that apply.)
1. class Convert {
2.   public static void main(String[] args) {
3.    Long xL = new Long(456L);
4.    long x1 = Long.valueOf("123");
5.    Long x2 = Long.valueOf("123");
6.    long x3 = xL.longValue();
7.    Long x4 = xL.longValue();
8.    Long x5 = Long.parseLong("456");
9.    long x6 = Long.parseLong("123");
10.   }
11. }Which will compile using Java 5, but will NOT compile using Java 1.4? (Choose all that apply.)
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