Given: 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();
多项选择题Click the Exhibit button. Which three statements are true?()
A.Compilation fails. B.The code compiles and the output is 2. C.If lines 16, 17 and 18 were removed, compilation would fail. D.If lines 24, 25 and 26 were removed, compilation would fail. E.If lines 16, 17 and 18 were removed, the code would compile and the output would be 2. F.If lines 24, 25 and 26 were removed, the code would compile and the output would be 1.
单项选择题Given: What is the result?()
A.Compilation fails. B.atom granite C.granite granite D.atom granite granite E.An exception is thrown at runtime. F.atom granite atom granite
多项选择题Given Which three are valid on line?()
A.final B.static C.native D.public E.private F.abstract G.protected
A.[1, 2, 3, 5] B.[2, 1, 3, 5] C.[2, 5, 3, 1] D.[5, 3, 2, 1] E.[1, 3, 5, 2] F.Compilation fails. G.An exception is thrown at runtime.
单项选择题A programmer has an algorithm that requires a java.util.List that provides an efficient implementation of add(0, object), but does NOT need to support quick random access. What supports these requirements?()
A.java.util.Queue B.java.util.ArrayList C.java.util.LinearList D.java.util.LinkedList