檢視 SCJP 1.6版考題 106 的原始碼

 Given classes defined in two different files:
 1. package util;
 2. public class BitUtils{
 3.   public static void process(byte[] b){/* more code here */}
 4. }
 1. package app;
 2. public class SomeApp{
 3.   public static void main(String[] args){
 4.     byte[] bytes = new byte[256];
 5.     //insert code here
 6.   }
 7. }
  
 
 What is required at line 5 in class SomeApp to use the process method of BitUtils?
   A. process(bytes);
   B. BitUtils.process(bytes);
   C. util.BitUtils.process(bytes);
   D. SomeApp cannot use methods in BitUtils.
   E. import util.BitUtils.*; process(bytes);

<div class="toccolours mw-collapsible mw-collapsed">
<span style="font-size:medium;">解答</span>

----
<div class="mw-collapsible-content">
<span style="font-size: medium;">Ans: C   </span>

<span style="font-size:medium;"> 解說:
 SomeApp在app套件下， BitUtils在util套件下， SomeApp要存取BitUtils要先套BitUtils的套件名稱util， 
 process方法是BitUtils的類別方法，所以直接用util.BitUtils.process表示。

</span>	
</div></div>
{{SCJP 1.6版考題講解}}