单项选择题

Given:

What is the result?（）

A.Compilation fails because of an error in line 7.
B.Compilation fails because of an error in line 9.
C.If you define D e = new E(), then e.bMethod() invokes the version of bMethod() defined in Line 5.
D.If you define D e = (D)(new E()), then e.bMethod() invokes the version of bMethod() defined in Line 5.
E.If you define D e = (D)(new E()), then e.bMethod() invokes the version of bMethod() defined in Line 9.

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单项选择题

Given:

What is the result?（）

A.r，t，t，
B.r，e，o，
C.Compilation fails.
D.An exception is thrown at runtime.

单项选择题

Given:
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

Given:

What is the result?（）

A.Compilation fails.
B.An exception is thrown at runtime.
C.doStuff x = 6 main x = 6
D.doStuff x = 5 main x = 5
E.doStuff x = 5 main x = 6
F.doStuff x = 6 main x = 5

Given: What is the result?（）

相关考题

Given:

What is the result?（）