Void

-4

What is the output of this program?

1.
    #include 
2.    
    using namespace std;
3.    
    int main()
4.    
    {
5.    
        void a = 10, b = 10;
6.        
        int c;
7.        
        c = a + b;
8.        
        cout << c;
9.        
        return 0;
    }

A. 20

B. compile time error

C. runtime error

D. none of the mentioned

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-3: Choose the incorrect option

A. void is used when the function does not return a value.

B. void is also used when the value of a pointer is null.

C. void is used as the base type for pointers to objects of unknown type.

D. void is a special fundamental type.

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-2: What does the following statement mean?
void a;

A. variable a is of type void

B. a is an object of type void

C. declares a variable with value a

D. flags an error

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-1: ____ have the return type void?

A. all functions

B. constructors

C. destructors

D. none of the mentioned

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0: Which of the following will not return a value?

A. null

B. void

C. empty

D. free

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