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

    #include <stdio.h>
    #include <ctype.h>
        int main()
        {
            char ch = 'I';
            printf("%d\n", isspace(ch));
        }
    

1. 1. I

   
   
   

   2. Compilation Error

   
   
   

   3. Non-zero number

   
   
   

   4. Nothing

   
   
   

   5. None of these

   
   
   

---

1. View Hint View Answer Discuss in Forum

   NA

   Correct Option: C

   Non-zero number

---

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

    #include <stdio.h>
    #include <ctype.h>
        int main()
        {
            char ch = 'I';
            printf("is : %c\n", tolower('W'));
        }
    

1. 1. I

   
   
   

   2. Compilation Error

   
   
   

   3. is : w

   
   
   

   4. W

   
   
   

   5. None of these

   
   
   

---

1. View Hint View Answer Discuss in Forum

   NA

   Correct Option: C

   is : w

---

---

28. Which types of input are accepted in toupper(c)?
    

1. 1. char *

   
   
   

   2. char

   
   
   

   3. Both char * and char

   
   
   

   4. float

   
   
   

   5. None of these

   
   
   

---

1. View Hint View Answer Discuss in Forum

   NA

   Correct Option: C

   Both char *and char

---

29. What is the difference in the ASCII value of capital and non-capital of the same letter is?
    

1. 1. Depends with compiler

   
   
   

   2. 32

   
   
   

   3. 16

   
   
   

   4. 1

   
   
   

   5. None of these

   
   
   

---

1. View Hint View Answer Discuss in Forum

   NA

   Correct Option: B

   32

---

---