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DotNet Using C# MCQs

Which of the following is not an unboxing conversion?

void Sample1(object o) { int i = (int)o; }

void Sample1(ValueType vt) { int i = (int)vt; }

enum E { Hello, World} void Sample1(System.Enum et) { E e = (E) et; }

interface I { int Value { get; set; } } void Sample1(I vt) { int i = vt.Value; }

class C { public int Value { get; set; } } void Sample1(C vt) { int i = vt.Value; }

Answer

Correct Answer: class C { public int Value { get; set; } } void Sample1(C vt) { int i = vt.Value; }

Explanation:

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