36. What is the output of this program?
    

    #include 
        using namespace std;
        void function(int p)
        {
            cout << p;
        }
        int main()
        {
            void (*num)(int);
            num = &function;
            (*num)( 3 );
            num( 11 );
            return 0;
        }
    

1. 1. 11

   
   
   

   2. 3

   
   
   

   3. 311

   
   
   

   4. 113

   
   
   

   5. None of these

   
   
   

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1. View Hint View Answer Discuss in Forum

   NA

   Correct Option: C

   As we are calling the function two times with the different value, So it is printing as 311.

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37. What is the output of this program?
    

    #include 
        using namespace std;
        int addition(int num1, int num2)
        {
            return num1 + num2 + 13;
        }
        int calculation(int num1, int num2, int (*funcall)(int, int))
        {
            return (*funcall)(num1, num2);
        }
        int main()
        {
            int  n;
            int  (*plus)(int, int) = addition;
            n = calculation(12, 20, plus);
            cout << n;
            return 0;
        }
    

1. 1. 45

   
   
   

   2. 12

   
   
   

   3. 13

   
   
   

   4. 10

   
   
   

   5. None of these

   
   
   

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1. View Hint View Answer Discuss in Forum

   NA

   Correct Option: A

   In this program, we are adding two numbers with 13, So we got the output as 45.

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38. What is the default calling convention for a compiler in c++?

1. 1. __fastcall

   
   
   

   2. __pascal

   
   
   

   3. __cdecl

   
   
   

   4. __stdcall

   
   
   

   5. None of these

   
   
   

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1. View Hint View Answer Discuss in Forum

   NA

   Correct Option: C

   __cdecl

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39. What will we not do with function pointers?

1. 1. deallocation of memory

   
   
   

   2. allocation of memory

   
   
   

   3. memory function

   
   
   

   4. both deallocation & allocation of memory

   
   
   

   5. None of these

   
   
   

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1. View Hint View Answer Discuss in Forum

   NA

   Correct Option: D

   As it is used to execute a block of code, So we will not allocate or deallocate memory.

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