156. What will be the output of the following C code?
     

      #include <stdio.h>
         int num = 0;
         void main()
         {
             int *p = #
             printf("%p\n", p);
             num++;
             printf("%p\n ", p);
         }
     

1. 1. Compilation Error

   
   
   

   2. Same memory address

   
   
   

   3. Different memory address

   
   
   

   4. Varies

   
   
   

   5. None of these

   
   
   

---

1. View Hint View Answer Discuss in Forum

   NA

   Correct Option: B

   Same memory address

---

157. Which of the following does not initialize p to null (assuming variable declaration of n as int n=0;)?

1. 1. int *p = &n – &n;

   
   
   

   2. int *p = n – n;

   
   
   

   3. int *p = &n;

   
   
   

   4. All of above

   
   
   

   5. None of these

   
   
   

---

1. View Hint View Answer Discuss in Forum

   NA

   Correct Option: C

   int *p = &n;

---

---

158. Which is an indirection operator among the following?

1. 1. .

   
   
   

   2. &

   
   
   

   3. *

   
   
   

   4. ->

   
   
   

   5. None of these

   
   
   

---

1. View Hint View Answer Discuss in Forum

   NA

   Correct Option: C

   *

---

159. Comment on the following C statement.
     

     const int *p;
     

1. 1. You can change the pointer as well as the value pointed by it

   
   
   

   2. You May or maynot change the value pointed by p

   
   
   

   3. You cannot change the pointer p itself

   
   
   

   4. You cannot change the value pointed by p

   
   
   

   5. None of these

   
   
   

---

1. View Hint View Answer Discuss in Forum

   NA

   Correct Option: D

   You cannot change the value pointed by p

---

---

160. What will be the output of the following C code?
     

     #include <stdio.h>
         int main()
         {
             int *p, n = 15;
             p = &n;
             *p += 10;
             printf("%d, %d\n", *p, n);
         }
     

1. 1. 15

   
   
   

   2. 10

   
   
   

   3. 25, 25

   
   
   

   4. 15 10

   
   
   

   5. None of these

   
   
   

---

1. View Hint View Answer Discuss in Forum

   NA

   Correct Option: C

   25, 25

---