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By Chapter Unit 1: Computer Systems + Ch 2

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1

Which unit is the smallest unit of data in a computer?

2

How many bits make one byte?

3

Which number system is used internally by computers?

4

Binary number system is based on which digits?

5

Which number system uses base 10?

6

Which number system uses digits from 0 to 7?

7

Hexadecimal number system uses base?

8

Which letters are used in hexadecimal system?

9

What does ASCII stand for?

10

ASCII code uses how many bits?

11

Which coding scheme supports many languages?

12

Unicode commonly uses how many bits?

13

Which code is limited to English characters?

14

What is machine level data representation?

15

Which component manages computer hardware?

16

Which of the following is an operating system?

17

Main function of an operating system is to?

18

Which OS is open-source?

19

Which OS uses command line interface?

20

What is computer software?

21

Which software is used to perform specific tasks?

22

MS Word is an example of?

23

Which software controls startup of computer?

24

Which software helps in file management?

25

Which is NOT a type of software?

26

Which number system is easiest for humans?

27

Which software translates high-level language?

28

Operating system acts as a?

29

Which software removes viruses?

30

What does GUI stand for?

31

Which OS provides GUI?

32

Which software is necessary to run applications?

33

Binary digit is also called?

34

Which is an example of system software?

35

Unicode was developed to overcome limitations of?

36

Which software helps maintain system performance?

37

Which type of software is Windows?

38

Which software provides security to system?

39

Machine language is written in?

40

Which number system is a shorthand of binary?

41

Software that is free to use and modify is called?

42

What is a computing problem?

43

Which of the following best describes computational thinking?

44

Counting problems are mainly used to:

45

Which principle helps in solving basic counting problems?

46

The fundamental counting principle is used when:

47

What is an algorithm?

48

Which of the following is NOT a characteristic of an algorithm?

49

An algorithm must produce:

50

Which feature ensures an algorithm ends after a limited number of steps?

51

Logical reasoning in computing helps to:

52

Which of the following is an example of logical reasoning?

53

Standard algorithms are:

54

Which is a standard algorithm?

55

What is the first step in solving a computational problem?

56

Which step comes after designing an algorithm?

57

Abstraction in computing means:

58

Why is abstraction important?

59

A generalized solution means:

60

Which feature helps reuse a solution for different inputs?

61

Modular design refers to:

62

Main advantage of modular design is:

63

What is an algorithm dry run?

64

Algorithm dry run helps to:

65

An error in an algorithm means:

66

Which error occurs due to wrong logic?

67

Which error prevents a program from running?

68

Debugging is the process of:

69

Which tool is commonly used to represent algorithms?

70

Algorithms should be written in:

71

Which property ensures same output for same input?

72

A problem that can be divided into smaller parts supports:

73

Which step verifies correctness of an algorithm?

74

Counting principles are mainly used in:

75

Which concept hides implementation details?

76

Which approach focuses on solving a class of problems?

77

Logical reasoning mainly deals with:

78

Which of the following is NOT a step in algorithm design?

79

Errors found during dry run are mostly:

80

Which concept improves program readability?

81

A correct algorithm must be:

82

Which topic focuses on identifying mistakes?

83

Algorithms are independent of:

84

Which concept breaks a big problem into parts?

85

Which is the final step of problem solving?

86

Which number system has a base of 2 and uses only the digits 0 and 1?

87

Which coding system is an extension of ASCII and can represent characters from almost all languages in the world?

88

Which of the following is the best example of system software?

89

Software that is developed to perform a specific task for a user, like writing a letter or making a presentation, is called:

90

At the most basic level, all data inside a computer is represented as:

91

The hexadecimal number system uses 16 symbols, which are 0-9 and:

92

What is the main software that manages all the hardware and software on a computer?

93

What does ASCII stand for?

94

What is a single binary digit, either a 0 or a 1, called?

95

The decimal number 10 is equal to which binary number?

96

Programs like antivirus, disk cleanup, and file managers are known as:

97

A group of 8 bits is commonly known as a:

98

Which of the following is the main software that manages all the hardware and software on a computer?

99

Which number system is most easily understood by humans?

100

Software that helps users perform specific tasks, like writing a letter or creating a presentation, is called?

101

What is the smallest unit of data that a computer can process and store?

102

What is the base of the binary number system?

103

Which coding system is designed to represent characters from almost all languages in the world?

104

How many bits does the standard ASCII code use to represent a single character?

105

Which type of software is responsible for the overall control and management of computer operations?

106

What is the process of hiding complex details and showing only the essential features of a problem?

107

Which of the following is NOT a characteristic of a good algorithm?

108

What is the name of the process where you manually test an algorithm with sample data to check its logic?

109

Breaking down a large, complex problem into smaller, manageable parts is known as:

110

An error in the grammar or spelling rules of a programming language is called a:

111

A well-defined, step-by-step procedure to solve a specific problem is called:

112

What is the first and most important step in solving a computational problem?

113

A solution that can solve many different problems of the same type, not just one specific problem, is called a:

114

If a restaurant offers 4 types of main courses and 3 types of drinks, how many different meal combinations can be made?

115

Which of the following is a standard searching algorithm that works efficiently on a sorted list?

116

Which type of reasoning is used to draw a specific conclusion from a general statement or rule?

117

An error that causes the program to produce an incorrect result, but does not stop it from running, is called a:

118

What is the process of hiding complex details and showing only the essential features called?

119

Which characteristic of an algorithm means it must stop after a certain number of steps?

120

What is the main purpose of performing a dry run on an algorithm?

121

Which type of error is the most difficult to find because the program runs but produces incorrect results?

122

What is a finite set of clear, step-by-step instructions to solve a particular problem called?

123

If a restaurant offers 3 types of bread and 4 types of fillings for a sandwich, how many different sandwiches can be made?

124

Breaking down a large problem into smaller, more manageable sub-problems is known as what?

125

Creating a solution that works for a wide range of inputs, not just one specific case, is called:

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