A.test endB.Compilation fails.C.test runtime endD.test ……

单项选择题What is the result？（）

A.0.0
B.Compilation fails.
C.A ParseException is thrown by the parse method at runtime.
D.A NumberFormatException is thrown by the parse method at runtime.

单项选择题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
E.The object is NOT a candidate for garbage collection.

单项选择题What is the result？（）

A.harrier
B.shepherd
C.retriever
D.Compilation fails
E.retriever harrier
F.An exception is thrown at runtime

单项选择题When the doSomething method is called， after which line does the Object created in line 5 become available for garbage collection？（）

A.Line 5
B.Line 6
C.Line 7
D.Line 8
E.Line 9
F.Line 10

单项选择题What is the result？（）

A.null
B.zero
C.some
D.Compilation fails.
E.An exception is thrown at runtime.