Which code, inserted at line 16, correctly retrieves a local instance of a Point object?()
A.Point p = Line.getPoint(); B.Line.Point p = Line.getPoint(); C.Point p = (new Line()).getPoint(); D.Line.Point p = (new Line()).getPoint();
单项选择题Which exception or error will be thrown when a programmer attempts to run this code?()
A.java.lang.StackOverflowError B.java.lang.IllegalStateException C.java.lang.ExceptionInInitializerError D.java.lang.ArrayIndexOutOfBoundsException
单项选择题What is the result?()
A.collie B.harrier C.Compilation fails. D.collie harrier E.An exception is thrown at runtime.
单项选择题And the command-line invocations: javac Pass2.java java Pass2 5 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 F.doStuff x=7,main x=7
A.r, t, t, B.r, e, o, C.Compilation fails. D.An exception is thrown at runtime.
单项选择题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);