Computer 10 Past Papers Grand MCQs Test

1. What is the output of the following code?
for (int j=1; j<=3; j++) printf (“%d",j);

2. Which operator is an arithmetic operator?

3. How many bytes are used for a variables of type float?

4. How many heading tags are there in HTML language?

5. Evaluate given expression 5 + 3 * 3 - 1

6. What is the output of the following code?
int a = 15;
float s = 5.50;
printf (“%f”, a/s);

7. What is the output of following code segment after execution when a=10, b=-20
if (a>0&&b<0) printf(“%d”, a+b); else printf(“%d”, a-b);

8. Which language is used for creating Web pages?

9. The output will be 1 if all inputs are zero EXCEPT one input, is a case of:

10. Which of the following structures allows a choice among various options?

11. Which of the following is an arithmetic operator?

12. How many bytes the long data type variable takes in memory?

13. Which of the following refers to uploading of Web pages to Web server so that others can access it?

14. Which is a logical operator?

15. Which escape sequence is used to remove the left character?

16. Which of the following functions is used to read the string “Computer Science”?

17. Which one of the following gates has an output = A.B?

18. How many logical operators are in C?

19. Which statement is equivalent to “k = k + a;” ?

20. A computer that makes the web pages available through the internet is called:

21. Which of the selection structures tests only for equality?

22. Which program translates high-level language into machine language?

23. Which statement is used to exit from body of switch statement?

24. A _______ loop is a loop within another loop.

25. Which logic gate is represented by the function F = (X + Y) {Whole Bar on X+Y}?

26. Which statement is equivalent to “k = k + a;” ?

27. Which of the following operators is NOT a unary operator?

28. Which one of the following is the correct HTML statements to divide the browser window into 3 columns?

29. Which of the software examines the values stored in variables and helps in finding and removing the errors?

30. Which escape sequence is used to move the cursor to the beginning of the current line?

31. Which heading tag pair is used to display largest size heading in an HTML web page?

32. What is the output of following program code segment when a=-1 and b=2?
if(++a==0)
printf(“%d”,a+b);
else
printf(“%d”,b-a);

34. Which format specifier is used to print or read a floating-point value in decimal notation?

35. The process of retrieving a program instruction from memory is called:

36. Which symbol with the variable, refers to the memory location in the scanf() function:

37. Which part of the web address tells the server type of file is being requested?

38. Which escape sequence can be used to insert a Tab in “C” Language?

39. How many times “FBISE” will be displayed by the following code?
for (int i=1; i<10; i=+2) printf (“FBISE”);

40. What is the output of HTML tag X¹⁰ when used in a webpage?

41. A _______ loop is a loop within another loop.

42. Which symbol is used to obtain the total marks from the values given by users, in the flow chart development?

43. What is the value of “z” after evaluating the given expression where a = 5, b = 3?
z = b / 2 + b * 4 / b && b < a + a / 3

44. Which combination of logic gates is used to get a NOR gate?

45. Which of the following is the valid variable name?

46. Which of the following is used as a conditional operator?

47. Which of the following is NOT a high-level language?

48. Which one of the following functions is used to read the string “Computer Science”?

49. Which statement is equivalent to “k=k+1”?

50. Which one of the following problem-solving stage refers to dividing the solution into steps and arranging in order to solve the problem?

51. Which of the selection structures tests only equality?

52. Which symbol is used for decision in a flow chart?

53. Which heading tag pair is used to show the smallest size heading in an HTML web page?

54. Which operator has lowest precedence?

55. What is the maximum number of possible input combinations in a truth table that has three variables?

56. What is the output of following code segment after execution when a=1 and b=2?
if (a+b++<4) printf(“%d”, b); else printf(“%d”, a);

57. How many times will the following loop repeat?
For (i=-10; i<1 ; c--)

58. The loop inside another loop is called:

59. Which of the following is called counter loop?

60. Which loop structure is most suitable when the body of loop executes at least once, even the given condition at first iteration is false?

61. The case block ends with:

62. Which statement is equivalent to “j=j+a;”?

63. Which of the following escape sequence is used to move the cursor at the beginning of the next line?

64. Which of the following is required to write a C program?

65. What is the output of the following statement where value of a = 65?
printf(“%c = %d”, a,a);

66. Which of the following HTML tags does not have a closing tag?

67. Which combination of logic gates is used to make a NAND gate?

68. Which logic gate is represented by the function =

(𝑥𝑦)

?

69. Which inputs combination will produce HIGH output in an AND gate?

70. What is the output of following program code segment when a=2 and b=1?
switch (a+b)
{ case 1:
case 2:
case 3:
printf(“%d”,a+b);
break;
default:
printf(“%d”,a-b);
}

71. Which of the following gates is also known as inverter?

72. What will be the output of (6 >7)? printf("ABC”):printf("XYZ”);?

73. Which one of the following is a valid statement for “For loop”?

74. What is the value of “z” after evaluating the given expression where x=10, y=3?
z = 4*++x ||--y

75. How many times “FBISE” will be displayed by the following code?
for (int i=1; i<10; i=+2) printf (“FBISE”);

76. What is the output of the following codes where a=1 and b= 5?
if (a-b<6)
printf(“%d”, a);
else
printf(“%d”, b);
printf(“%d”, a+b);

77. Which of the following is valid data type that can be used as variable/expression in switch statement?

78. Which one of the following symbols is used in the flow chart for the statement “Marks<33”?

79. Which symbol is used for processing in a flowchart?

80. A small circle in a flowchart represents:

81. Which symbol is used to represent Process/Processing in a flow chart?

82. Which of the following is the symbol for AND operator?

83. What is the output of following code?
int a = 15;
float s = 5.50;
printf (“%f”, a/s);

84. When the input to an inverter is LOW(0) the output will be:

85. In 'C' a variable name CANNOT start with:

86. Which logic gate is represented by the function, F = \widehat{xy} ?

87. Karnaugh map is a pictorial form of:

88. Which operator has highest precedence?

89. Which of the following is unary gate?

90. How many bytes are set aside by the compiler for a variable of type ‘int’?

91. What is the primary purpose of using a loop structure in a program?

92. How many reserved words does C language have?

93. What is the range of numbers that can be stored in a variable of type float?

94. Which one of the following is the most suitable for making two ways decision?

95. What does a small circle represent in a flowchart?

96. Which of the following functions all C-programs MUST contain?

97. How many bytes are used for long int data type?

98. What is the output of the following code?
int i ;
for(i=1;i<=2;i++) printf (“\\n i=%d”, i);

99. Which loop structure is most suitable when number of iterations/repetitions are known in advance?

100. Which of the following is also called counter loop?

101. URL stand for:

102. Which loop should be used when it is required to execute the loop at least once?