Ikk：新頁面: Given a correctly compiled class whose source code is: 1. package com.sun.sjcp; 2. public class Commander { 3. public static void main(String[] args) { 4. // more code here ...

2013-03-30T05:56:57Z

新頁面: Given a correctly compiled class whose source code is: 1. package com.sun.sjcp; 2. public class Commander { 3. public static void main(String[] args) { 4. // more code here ...

新頁面

Given a correctly compiled class whose source code is:
1. package com.sun.sjcp;
2. public class Commander {
3. public static void main(String[] args) {
4. // more code here
5. }
6. }

Assume that the class file is located in /foo/com/sun/sjcp/, the current directory is /foo/,
and that the classpath contains "." (current directory).

Which command line correctly runs Commander?
A. java Commander
B. java com.sun.sjcp.Commander
C. java com/sun/sjcp/Commander
D. java -cp com.sun.sjcp Commander
E. java -cp com/sun/sjcp Commander

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<span style="font-size:medium;">解答</span>

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<span style="font-size: medium;">Ans: B </span>

<span style="font-size:medium;"> 解說:
設類別檔放在/foo/com/sun/sjcp/中，目前目錄是/foo/，classpath為一個’.’，
那一個指令可以執行類別Commander?
程式碼中宣告Commander 是在套件com.sun.sjcp下，
執行即以java com.sun.sjcp.Commander來執行
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{{SCJP 1.6版考題講解}}

SCJP 1.6版考題 092 - 修訂歷史

Ikk：新頁面: Given a correctly compiled class whose source code is: 1. package com.sun.sjcp; 2. public class Commander { 3. public static void main(String[] args) { 4. // more code here ...