Given: Which line of code marks the earliest point that an object referenced by intObj becomes a candidate for garbage collection?()
A.Line 16 B.Line 17 C.Line 18 D.Line 19
单项选择题Given: What is the result?()
A.Exception B.A NullPointerException is thrown at runtime. C.Compilation fails because of an error in line 20. D.Compilation fails because of an error in line 14.
A.null B.zero C.some D.Compilation fails. E.An exception is thrown at runtime.
A.2 B.24 C.234 D.246 E.2346
A.null B.finally C.null finally D.Compilation fails. E.finally exception
A.harrier B.shepherd C.retriever D.Compilation fails. E.retriever harrier