Given：
What is the result？（）
A.end
B.Compilation fails
C.exception end
D.exception test end
E.A Throwable is thrown by main
您可能感兴趣的试卷
你可能感兴趣的试题
Given：
What is the result？（）
A.null
B.finally
C.null finally
D.Compilation fails
E.finally exception
Given：
If class Donkey is invoked twice， the first time without assertions enabled， and the second time with assertions enabled， what are the results？（）
A.no output
B.no outputassert is on
C.assert is on
D.no outputAn AssertionError is thrown.
E.assert is onAn AssertionError is thrown.
Given：
What is the result？（）
A.collie
B.harrier
C.Compilation fails.
D.collie harrier
E.An exception is thrown at runtime.
Given：
What is the result？（）
A.Compilation fails.
B.An exception is thrown at runtime.
C.doStuff x = 6 main x = 6
D.doStuff x = 6 main x = 7
E.doStuff x = 7 main x = 6
Given classes defined in two different files：
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.
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 thecommand：
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
Given：
What is the result？（）
A.r， t， t，
B.r， e， o，
C.Compilation fails.
D.An exception is thrown at runtime.
Given：
Which code fragment， inserted at the end of line 12， produces the output p is 420？（）
A.p.setWeight（420）；
B.p.changePayload（420）；
C.p = new Payload（420）；
D.Payload.setWeight（420）；
E.p = Payload.setWeight（420）；
Given：
When line 15 is reached， how many objects are eligible for the garbage collector？（）
A.0
B.1
C.2
D.3
E.4
Given：
Which statement is true about the objects referenced by snoog， snooch， and booch immediately after line23 executes？（）
A.None of these objects are eligible for garbage collection.
B.Only the object referenced by booch is eligible for garbage collection.
C.Only the object referenced by snoog is eligible for garbage collection.
D.Only the object referenced by snooch is eligible for garbage collection.
E.The objects referenced by snooch and booch are eligible for garbage collection.
最新试题
Given：What is the result？（）
Given：What is the result？（）
Given：What is the result？（）
Given：What are four valid examples of polymorphic method calls？（）
Click the Exhibit buttonWhich two statements are true if a NullPointerException is thrown on line 3 of class C？（）
Given：What is the result？（）
Click the Exhibit button.What two must the programmer do to correct the compilation errors？（）
Given:What is the result？（）
Given：What is the result？（）
Given a method that must ensure that its parameter is not null：What， inserted at line 12， is the appropriate way to handle a null value？（）