Computer 10 Past Papers Grand MCQs Test

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

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

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

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

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

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

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. 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);

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

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

11. Which of the following is an arithmetic operator?

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

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

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

15. Which operator has highest precedence?

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

18. 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);
}

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

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

21. Which operator has lowest precedence?

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

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

24. How many reserved words does C language have?

25. Which of the following is unary gate?

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

27. Karnaugh map is a pictorial form of:

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

44. A small circle in a flowchart represents:

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

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

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

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

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

50. 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

51. Which language is used for creating Web pages?

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

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

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

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

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

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

58. The case block ends with:

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

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

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

62. Which is a logical operator?

63. The loop inside another loop is called:

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

65. 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);

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

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

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

69. Which of the following is called counter loop?

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

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

72. Which logic gate is represented by the function =

(𝑥𝑦)

?

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

74. Which operator is an arithmetic operator?

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

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

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

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

79. 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);

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

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

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

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

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

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

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

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

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

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

90. Which of the selection structures tests only equality?

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

92. URL stand for:

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

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

95. How many logical operators are in C?

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

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

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

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

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

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

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