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Unit 1: Computer Systems

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Question 1 of 20 0% read

1. Which number system is a shorthand of binary?

A Decimal
B Octal
C Hexadecimal
D Both B and C

2. MS Word is an example of?

A System software
B Utility software
C Application software
D Operating system

3. Which component manages computer hardware?

A Application software
B Utility software
C Operating system
D Compiler

4. What does ASCII stand for?

A American Standard Code for Information Interchange
B All Standard Codes for International Interchange
C American System Code for Internet Information
D Advanced Standard Computer for Information Internet

5. Which software helps in file management?

A Utility software
B Application software
C Firmware
D Language processor

6. What does GUI stand for?

A General User Interface
B Graphical User Interface
C Global User Internet
D Graphical Utility Interface

7. Which letters are used in hexadecimal system?

A A to F
B A to Z
C B to G
D F to Z

8. Unicode was developed to overcome limitations of?

A Binary
B Decimal
C ASCII
D Hexadecimal

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

A Web Browser
B Antivirus
C MS Office
D Operating System

10. Main function of an operating system is to?

A Create documents
B Manage hardware and software
C Browse internet
D Edit images

11. Which is an example of system software?

A Excel
B PowerPoint
C Windows
D Photoshop

12. Binary number system is based on which digits?

A 0 and 9
B 1 and 2
C 0 and 1
D 2 and 3

13. Which software removes viruses?

A Application software
B Utility software
C System software
D Programming software

14. Unicode commonly uses how many bits?

A 7
B 8
C 16
D 32

15. A group of 8 bits is commonly known as a:

A Byte
B Kilobyte
C Bit
D Megabyte

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

A Byte
B Kilobyte
C Megabyte
D Bit

17. Operating system acts as a?

A Translator
B Interface between user and hardware
C Input device
D Output device

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

A Decimal
B Binary
C Hexadecimal
D Octal

19. Which number system is used internally by computers?

A Decimal
B Binary
C Octal
D Hexadecimal

20. Which OS is open-source?

A Windows
B Linux
C DOS
D macOS

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