This Quiz contains totally 10 Questions each carry 1 point for you.
1. Which of the following statements is true?
C Library functions provide I/O facilities
C inherent I/O facilities
C doesn’t have I/O facilities
Both 1 and 3
Correct!
Wrong!
2. Header files in C contain
Library functions
Compiler commands
Header information of C programs
Operators for files
Correct!
Wrong!
3. The pair of functions used for single character I/O is
Input() and output()
Getchar() and putchar()
Scanf() and printf()
None of these
Correct!
Wrong!
4. When an error occurs printf() function returns which value?
Positive value
Positive value
zero
None of the above
Correct!
Wrong!
5. Which of the following statements is false?
putchar(65)
putchar('x')
putchar("x")
putchar('n')
Correct!
Wrong!
6. Which of the following is used for character oriented console I/O function?
getchar() and putchar()
gets and puts
scanf() and printf()
fgets() and fputs()
Correct!
Wrong!
7. The output of printf(“%u”, -1) is
minimum int value
maximum int value
-1
Error message
Correct!
Wrong!
8. An Ampersand before the name of a variable denotes
Actual value
Variable Name
Address
Datatype
Correct!
Wrong!
9. Symbolic constants can be defined using
symbols
const
# define
None of these
Correct!
Wrong!
10. Null character is represented by
n
o
e
Correct!
Wrong!
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