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| Computer Science 12th Chapter 10 - Input and Output Questions Bank |
Computer Science 2nd Year Chapter 10 - Input and Output Solved MCQs, Important Short Questions and Long Questions Bank
MCQs
Please select the right answer.
1. The function getch() is defined in :
2. _____ is used to get input from user into any types of variables during the execution of program :
3. ___ format specifiers is used for float type data :
4. ___ is a correct statement to input value to a variable ‘x’ of float data type :
5. ___ is a correct statement to print “Pakistan” in double quotes :
6. ___ is not used in control or format string in a printf() function :
7. ___can be used to begin a new line in C :
8. ___format specifiers is used for integer type data :
9. ___function is used to display output on screen :
10. ___is control string in the statement printf(“Result = %d”,r); :
11. ___is the general form of format specifier for real value :
12. ___is used for flag :
13. ___is used to get input from user during program execution :
14. ___is used to move the cursor at the beginning of current line :
15. ___is used with format specifier to display output left-justified :
16. 26___characters indicates the beginning of escape sequence :
17. A format specifier always begins with the __ symbol
18. Escape sequence characters always begins with a ___ character
19. getch() function is used to input ____ character
20. getche() function is used to input ____ character
21. How many digits are printed to the right of the decimal point in real number :
22. How many variables can be used in one printf() function :
23. Instead of the variable name the scanf() requires _________ of the variable to store the input value into it
24. scanf() function is used to get data from the
25. The %x is a format specifier for :
26. The ampersand (&) used in “scanf()” function is called :
27. The escape sequence for backslash is :
28. The escape sequence for carriage return is
29. The escape sequence to insert horizontal tab is
30. The escape sequence to insert tab in C is :
31. The escape sequence to produce beep from computer speaker is :
32. The field width will automatically _________ if the specified space is not sufficient to accommodate the value
33. The format specifier %u is used for :
34. The function getche() is defined in :
35. The functions used for input and output are stored in header file :
36. The printf() function is used to display :
37. What will be the output of printf(“%d”, ‘A’); :
38. What will be the output of printf(“%d”,’a’); :
39. Which character is used as address of operator
40. Which characters cause an escape from the normal interpretation of a string so that the next character is recognized as having a special meaning.
41. Which escape sequence is used for backspace
42. Which input function will not print the entered character on the screen
43. Which of the following forma specifier is used for character type data
44. Which of the following format specifier is used for string type data :
45. Which will be the output of printf(“%c”, ‘A’); :
Short Questions
1. Define character input?
2. Compare getch and getche functions?
3. Define conio.h?
4. Define field-width specifier for integers?
5. Define field-width specifier?
6. Define scanf ( ) function?
7. Define standard input.
8. Define the general form of format specifier for floating-point numbers?
9. Define the signature of function?
10. Describe the \ddd escape sequence?
11. Differentiate between (\b) and (\f) escape sequences?
12. Differentiate between getch ( ) and getche ( ) functions?
13. Differentiate between gets and puts functions.
14. Differentiate between printf and scanf functions.
15. List some important functions for input.
16. List the format specifiers for character values.
17. List three names of functions used for character input.
18. What are is printf() function?
19. What are standard input functions?
20. What are standard output functions?
21. What is a format specifier?
22. What is an escape sequence?
23. What is control string in printf function?
24. What is getch() function?
25. What is getche() function?
26. What is input statement?
27. What is meant by standard output?
28. What is output statement?
29. What is printf ( ) function?
30. What is the escape sequence?
31. What is the function of & in scanf statement?
32. What is the problem with scanf function for character input?
33. What is the purpose of %d format specifier?
34. What is the use of "getch" function?
35. What is the use of "getche function?
36. What is the use of "printf" function? Write its syntax
37. What is the use of "scanf" function? Write its syntax.
38. What is the use of field width specifiers in C language?
39. Which characters are used to modify the format of output?
40. Which function is used to clear the screen in C?
41. Which library header file is used to access the standard input output functions?
42. Why is the ampersand (&) used in scanf function?
43. Write names of two output functions. Where are they stored?
44. Write the purpose of %c format specifier?
45. Write the purpose of using \n escape sequence?
46. Write the purpose of using \t escape sequence
Long Questions
1. What is an output statement? Explain the printf() function of C language.
2. What are format specifier? Also write down the associated data types.
3. What are field width specifiers? Explain with the help of examples.
4. What is an input statement? Also discuss its different types.
5. What are getch() and getche() functions?
6. What are escape sequences?