1. The pointer can point to any variable that is not declared with which of these?

1. 1. volatile

   
   
   

   2. const

   
   
   

   3. static

   
   
   

   4. both volatile & const

   
   
   

   5. None of these

   
   
   

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1. View Hint View Answer Discuss in Forum

   NA

   Correct Option: D

   both volatile & const

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2. What is the output of this program?
   

   #include 
       using namespace std;
       int fun(void *P);
       int main()
       {
           char *S = "Interview Mania";
           fun(S);
           return 0;
       }
       int fun(void *P)
       {
           cout << P;
           return 0;
       }
   

1. 1. Address of sting "Interview Mania"

   
   
   

   2. Compilation Error

   
   
   

   3. Runtime Error

   
   
   

   4. Garbage Value

   
   
   

   5. Interview Mania

   
   
   

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1. View Hint View Answer Discuss in Forum

   NA

   Correct Option: A

   Even though it is a void pointer, we gets the address.

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3. A void pointer cannot point to which of these?

1. 1. class member in c++

   
   
   

   2. methods in c++

   
   
   

   3. both A and B

   
   
   

   4. All of above

   
   
   

   5. None of these

   
   
   

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1. View Hint View Answer Discuss in Forum

   NA

   Correct Option: D

   A void pointer cannot point to methods in c++ and class member in c++.

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4. What is the output of this program?
   

   #include 
       using namespace std;
       int main()
       {
           int *ptr;
           void *vptr;
           if (vptr == ptr)
           {
               cout << "Interview Mania";
           }
           return 0;
       }
   

1. 1. Interview Mania

   
   
   

   2. Compilation Error

   
   
   

   3. Runtime Error

   
   
   

   4. Garbage value

   
   
   

   5. None of these

   
   
   

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1. View Hint View Answer Discuss in Forum

   NA

   Correct Option: A

   The void pointer is easily converted to any other type of pointer, so these are equal.

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5. When does the void pointer can be dereferenced?

1. 1. when it cast to another type of object

   
   
   

   2. using delete keyword

   
   
   

   3. when it doesn’t point to any value

   
   
   

   4. All of above

   
   
   

   5. None of these

   
   
   

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1. View Hint View Answer Discuss in Forum

   NA

   Correct Option: A

   By casting the pointer to another data type, it can be dereferenced from the void pointer.

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