Given: What is the result?()
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.
单项选择题Click the Exhibit button. What is the output if the main() method is run?()
A.4 B.5 C.8 D.9
多项选择题Given: Which two code fragments, inserted independently at line 3, generate the output 4247? ()
A.String s = "123456789";s = (s-"123").replace(1,3,"24") - "89"; B.StringBuffer s = new StringBuffer("123456789"); C.sdelete(0,3).replace(1,3,";24";).delete(4,6); D.substring(3,6).delete(1,3).insert(1, ";24";);
单项选择题Given: What is the result?()
A.3,2,1 B.1,2,3 C.Compilation fails. D.The code runs with no output. E.An exception is thrown at runtime.
A.three B.other C.An exception is thrown at runtime. D.Compilation fails because of an error on line 12. E.Compilation fails because of an error on line 13.
单项选择题Click the Exhibit button. Given: ClassA a = new ClassA();a.methodA(); What is the result?()
A.Compilation fails. B.ClassC is displayed. C.The code runs with no output. D.An exception is thrown at runtime.