單項選擇題

A UNIX user named Bob wants to replace his chess program with a new one， but he is hot sure where the old one is installed. Bob is currently able to run a Java chess program starting from his home directory /home/bob using the command：
java -classpath /test：/home/bob/downloads/* .jar games.Chess
Bob‟s CLASSPATH is set （at login time） to：
/usr/lib：/home/bob/classes：/opt/java/lib：/opt/java/lib/* .jar
What is a possible location for the Chess.class file？（）

A. /test/Chess.class
B. /home/bob/Chess.class
C. /test/games/Chess.class
D. /usr/lib/games/Chess.class
E. /home/bob/games/Chess.class
F. inside jarfile /opt/java/lib/Games.jar （with a correct manifest）
G. inside jarfile /home/bob/downloads/Games.jar （with a correct manifest）

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多項選擇題

package com.company.application；
public class MainClass {
public static void main（String[] args） { }
}
And MainClass exists in the /apps/com/company/application directory. Assume the CLASSPATH environment variable is set to “.“ （current directory）.
Which two java commands entered at the command line will run MainClass？（）

A. java MainClass if run from the /apps directory
B. java com.company.application.MainClass if run from the /apps directory
C. java -classpath /apps com.company.application.MainClass if run from any directory
D. java -classpath . MainClass if run from the /apps/com/company/application directory
E. java -classpath /apps/com/company/application：. MainClass if run from the /apps directory
F. java com.company.application.MainClass if run from the /apps/com/company/application directory

單項選擇題

Given the fully-qualified class names：
com.foo.bar.Dog
com.foo.bar.blatz.Book
com.bar.Car
com.bar.blatz.Sun
Which graph represents the correct directory structure for a JAR file from which those classes can be used by the compiler and JYM？（）

A. Jar A
B. Jar B
C. Jar C
D. Jar D
E. Jar E

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Given the fully-qualified class names： com.foo.bar.Dog com.foo.bar.blatz.Book com.bar.Car com.bar.blatz.Sun Which graph represents the correct directory structure for a JAR file from which those classes can be used by the compiler and JYM？（）

Given the fully-qualified class names：
com.foo.bar.Dog
com.foo.bar.blatz.Book
com.bar.Car
com.bar.blatz.Sun
Which graph represents the correct directory structure for a JAR file from which those classes can be used by the compiler and JYM？（）