51. Comment on the output of the following C code.
    

     #include <stdio.h>
        #define num 200);
        int main()
        {
            printf("%d\n", num
        }
    

1. 1. Garbage value

   
   
   

   2. Compile time error, there are no open braces in #define

   
   
   

   3. 200

   
   
   

   4. Compile time error, the printf braces aren’t closed

   
   
   

   5. None of these

   
   
   

---

1. View Hint View Answer Discuss in Forum

   NA

   Correct Option: C

   200

---

52. Which of the following Macro substitution are accepted in C?

1. 1. #define N define
      #N VAR 200

   
   
   

   2. #define N #define
      N VAR 200

   
   
   

   3. #define N define
      #N VAR 200

   
   
   

   4. All of above

   
   
   

   5. None of these

   
   
   

---

1. View Hint View Answer Discuss in Forum

   NA

   Correct Option: E

   None of these

---

---

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

    #include <stdio.h>
        #define calcA 5 + 3
        #define calcB 4 + 6
        int main()
        {
            int Res = calcA * calcB;
            printf("%d\n", Res);
        }
    

1. 1. 5,3

   
   
   

   2. 4,6

   
   
   

   3. Compilation Error

   
   
   

   4. 23

   
   
   

   5. None of these

   
   
   

---

1. View Hint View Answer Discuss in Forum

   NA

   Correct Option: D

   23

---

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

    #include <stdio.h>
        # define count
        void fun()
        {
            printf("Welcome");
        }
        void main()
        {
            count;
            fun();
        }
    

1. 1. Garbage value

   
   
   

   2. Welcome

   
   
   

   3. Compilation Error

   
   
   

   4. Nothing

   
   
   

   5. None of these

   
   
   

---

1. View Hint View Answer Discuss in Forum

   NA

   Correct Option: B

   Welcome

---

---

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

     #include <stdio.h>
        void main()
        {
            #define count 55
            count = 23;
            printf("%d", count);
        }
    

1. 1. 23

   
   
   

   2. Garbage value

   
   
   

   3. 55

   
   
   

   4. Compilation Error

   
   
   

   5. None of these

   
   
   

---

1. View Hint View Answer Discuss in Forum

   NA

   Correct Option: D

   Compilation Error
   

   main.c: In function ‘main’:
   main.c:5:15: error: lvalue required as left operand of assignment
            count = 23;
   

---