Q64

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Given:

What is the result?

public class AnotherSampleClass extends SampleClass {

       public static void main(String[] args) {

             Object obj = new AnotherSampleClass();

             System.out.println("sc: " + obj.getClass().getName());

             System.out.println("asc: "

                          + ((AnotherSampleClass) obj).getClass().getName());

       }

}

public class SampleClass {

}

A.
sc: java.lang.Object
asc: AnotherSampleClass

B.
sc: SampleClass
asc: AnotherSampleClass

C.
sc: AnotherSampleClass
asc: SampleClass

D.
sc: AnotherSampleClass
asc: AnotherSampleClass

RispostaD.

Il riferimento di obj è AnotherSampleClass e quindi stampa sempre AnotherSampleClass.