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Unit 1: Computer Systems

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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

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

43

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

44

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

45

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

46

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

47

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

48

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

49

What does ASCII stand for?

50

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

51

The decimal number 10 is equal to which binary number?

52

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

53

A group of 8 bits is commonly known as a:

54

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

55

Which number system is most easily understood by humans?

56

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

57

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

58

What is the base of the binary number system?

59

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

60

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

61

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

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