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.
单项选择题Given: What is the result?()
A.collie B.harrier C.Compilation fails. D.collie harrier E.An exception is thrown at runtime.
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
单项选择题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.
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 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
A.r, t, t, B.r, e, o, C.Compilation fails. D.An exception is thrown at runtime.