单项选择题
A UNIX user named Bob wants to replace his chess program with a new one, but he is not sure where theold 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
相关考题
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单项选择题
Given a class Repetition: Which code should be inserted at line 1 of Demo.java to compile and run Demo to print "pizzapizza"?()
A.import utils.*;
B.static import utils.*;
C.import utils.Repetition.*;
D.static import utils.Repetition.*;
E.import utils.Repetition.twice();
F.import static utils.Repetition.twice; -
单项选择题
Given: What is the result?()
A.Compilation fails due to an error in line 23.
B.Compilation fails due to an error in line 29.
C.A ClassCastException occurs in line 29.
D.A ClassCastException occurs in line 31.
E.The value of all four objects prints in natural order. -
多项选择题
Given a pre-generics implementation of a method: What three changes allow the class to be used with generics and avoid an unchecked warning?()
A.Remove line 14.
B.Replace line 14 with "int i = iter.next();".
C.Replace line 13 with "for (int i : intList) {".
D.Replace line 13 with "for (Iterator iter : intList) {".
E.Replace the method declaration with "sum(ListintList)".
