QUESTION 39

QUESTION 39 

Given classes defined in two different files: 

 

1. package util; 

2. public class BitUtils { 

3.     private static void process(byte[] b) {} 

4. } 

 

and 

 

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. app.BitUtils.process(bytes); 

D. util.BitUtils.process(bytes); 

E. import util.BitUtils.*; process(bytes); 

F. SomeApp cannot use the process method in BitUtils. 

Solution : F 

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plus imformation 

1. package util; 

2. public class BitUtils { 

3.     private static void process(byte[] b) {}  // private으로 설정되어 있기 때문에 가져다가 못쓴다.

4. }