Given: 11.String test = "Test A. Test B. Test C."; 12.// insert code here 13.String[] result = test.split(regex); Which regular expression, inserted at line 12,correctly splits test into "Test A","Test B",and "Test C"?()
A.String regex = ""; B.String regex = " "; C.String regex = ".*"; D.String regex = "\\s"; E.String regex = "\\.\\s*";
单项选择题Given: If the user types the password aiko when prompted, what is the result?()
A.password:got B.password:got aiko C.password:aikogot aiko D.An exception is thrown at runtime. E.Compilation fails due to an error on line 8.
单项选择题Given: What is the result?()
A.Compilation fails. B.An exception is thrown at runtime. C.An instance of Forest is serialized. D.An instance of Forest and an instance of Tree are both serialized.
A.7 B.49 C.343 D.Compilation fails. E.An exception is thrown at runtime.
单项选择题Given: Which code fragment, inserted at line 23, allows the code to compile?()
A.df = new DateFormat(); B.df = Date.getFormat(); C.df = date.getFormat(); D.df = DateFormat.getFormat(); E.df = DateFormat.getInstance();
A.Canada B.null Canada C.Canada null D.Canada Canada E.Compilation fails due to an error on line 26. F.Compilation fails due to an error on line 29.