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Operating System MCQs and Answers With Explanation – An Operating System (OS) is a critical software component that manages computer hardware and software resources, providing essential services for computer programs. It serves as an interface between the user and the computer hardware, creating an environment to execute applications. For aspiring computer professionals, it’s essential to have a good understanding of Operating System concepts, and these Operating System MCQ Questions With Answers can help. Check out the Top 60 Operating System MCQs with Answers to gain a comprehensive understanding of the subject matter with detailed explanations for each question.
Operating System MCQ Questions With Answer
The Operating System MCQ Online Quiz that is established in this article will cover various topics such as memory management, process scheduling, file systems, and more. These Operating System Multiple Choice Questions can help you assess your knowledge and understanding of the subject matter and improve your performance in technical interviews or exams.
Operating System Multiple Choice Questions
| Name | Operating System |
| Exam Type | MCQ (Multiple Choice Questions) |
| Category | Technical Quiz |
| Mode of Quiz | Online |
Top 60 Operating System MCQs with Answers | Practice Online Quiz
1. Which operating system is used by most of the smartphones?
a) Windows
b) Android
c) macOS
d) Linux
Answer: b) Android.
Explanation: Android is the most widely used operating system in the world for smartphones.
2. Which operating system is used by Apple computers?
a) Windows
b) macOS
c) Linux
d) Unix
Answer: b) macOS.
Explanation: Apple computers use macOS as their operating system.
3. Which operating system is not an open-source system?
a) Windows
b) Linux
c) Unix
d) Android
Answer: a) Windows.
Explanation: Windows is a proprietary operating system owned and developed by Microsoft.
4. Which operating system is commonly used in servers?
a) Windows
b) Linux
c) macOS
d) Android
Answer: b) Linux.
Explanation: Linux is the most commonly used operating system in servers due to its stability, security, and scalability.
5. What is the function of an operating system?
a) Manage hardware resources
b) Provide software compatibility
c) Manage user accounts
d) All of the above
Answer: d) All of the above.
Explanation: An operating system manages hardware resources, provides software compatibility, and manages user accounts.
6. Which operating system is designed for embedded systems?
a) Windows
b) Linux
c) macOS
d) Android
Answer: d) Android.
Explanation: Android is designed for embedded systems like smartphones, tablets, and other small devices.
7. Which operating system is designed for personal computers?
a) Windows
b) Linux
c) macOS
d) Unix
Answer: c) macOS.
Explanation: macOS is designed for personal computers like Apple Macintosh computers.
8. Which operating system is not based on the Linux kernel?
a) Ubuntu
b) Fedora
c) CentOS
d) FreeBSD
Answer: d) FreeBSD.
Explanation: FreeBSD is not based on the Linux kernel; it is based on the BSD kernel.
9. Which operating system is widely used in the banking industry?
a) Windows
b) Linux
c) Unix
d) Android
Answer: c) Unix.
Explanation: Unix is widely used in the banking industry due to its stability and security.
10. Which operating system is commonly used in supercomputers?
a) Windows
b) Linux
c) macOS
d) Android
Answer: b) Linux.
Explanation: Linux is the most commonly used operating system in supercomputers due to its scalability and performance.
11. What is the role of the kernel in an operating system?
a) Manage hardware resources
b) Manage software resources
c) Provide user interface
d) None of the above
Answer: a) Manage hardware resources.
Explanation: The kernel is responsible for managing hardware resources like memory, CPU, and input/output devices.
12. Which operating system is not free and open-source software?
a) Ubuntu
b) Fedora
c) CentOS
d) Windows
Answer: d) Windows.
Explanation: Windows is proprietary software and not free and open-source software.
13. Which operating system is based on the Unix kernel?
a) Windows
b) Linux
c) macOS
d) FreeBSD
Answer: c) macOS.
Explanation: macOS is based on the Unix kernel.
14. Which operating system is used by Amazon Web Services (AWS)?
a) Windows
b) Linux
c) macOS
d) Android
Answer: b) Linux.
Explanation: AWS uses Linux as its operating system for its cloud-based services.
15. Which operating system is not commonly used in scientific research?
a) Windows
b) Linux
c) macOS
d) Android
Answer: d) Android.
Explanation: Android is not commonly used in scientific research, as it is designed for mobile devices and not powerful enough for scientific computing.
16. Which operating system is designed for gaming?
a) Windows
b) Linux
c) macOS
d) Android
Answer: a) Windows.
Explanation: Windows is the most widely used operating system for gaming due to its compatibility with most games.
17. Which operating system is commonly used in web servers?
a) Windows
b) Linux
c) macOS
d) Android
Answer: b) Linux.
Explanation: Linux is the most commonly used operating system in web servers due to its stability and security.
18. Which operating system is not commonly used in embedded systems?
a) Windows
b) Linux
c) macOS
d) Android
Answer: a) Windows.
Explanation: Windows is not commonly used in embedded systems due to its heavy resource requirements.
19. Which operating system is designed for data center environments?
a) Windows
b) Linux
c) macOS
d) Android
Answer: b) Linux.
Explanation: Linux is designed for data center environments due to its scalability and reliability.
20. Which operating system is not commonly used in cloud computing?
a) Windows
b) Linux
c) macOS
d) Android
Answer: d) Android.
Explanation: Android is not commonly used in cloud computing, as it is designed for mobile devices.
21. Which operating system is not based on the Unix kernel?
a) Linux
b) macOS
c) Solaris
d) FreeBSD
Answer: a) Linux.
Explanation: Linux is not based on the Unix kernel, but it is Unix-like.
22. Which operating system is used by the Raspberry Pi?
a) Windows
b) Linux
c) macOS
d) Android
Answer: b) Linux.
Explanation: The Raspberry Pi uses a version of Linux called Raspbian as its operating system.
23. Which operating system is used by the Chromebook?
a) Windows
b) Linux
c) macOS
d) Chrome OS
Answer: d) Chrome OS.
Explanation: Chromebooks use Chrome OS as their operating system, which is based on the Linux kernel.
24. Which operating system is not commonly used in artificial intelligence research?
a) Windows
b) Linux
c) macOS
d) Android
Answer: a) Windows.
Explanation: Linux is the most commonly used operating system in artificial intelligence research, due to its flexibility and compatibility with machine learning libraries.
25. Which operating system is commonly used in virtual machines?
a) Windows
b) Linux
c) macOS
d) Android
Answer: b) Linux.
Explanation: Linux is commonly used in virtual machines due to its stability and ease of use.
26. Which operating system is designed for networking devices?
a) Windows
b) Linux
c) macOS
d) Cisco IOS
Answer: d) Cisco IOS.
Explanation: Cisco IOS is a networking operating system designed for Cisco networking devices.
27. Which operating system is not commonly used in game consoles?
a) Windows
b) Linux
c) macOS
d) Android
Answer: c) macOS.
Explanation: macOS is not commonly used in game consoles, as game consoles use their own proprietary operating systems.
28. Which operating system is used by NASA?
a) Windows
b) Linux
c) macOS
d) Unix
Answer: b) Linux.
Explanation: NASA uses Linux as its primary operating system for scientific computing and space missions.
29. Which operating system is not based on the Windows kernel?
a) Windows 7
b) Windows 10
c) Windows XP
d) Windows NT
Answer: d) Windows NT.
Explanation: Windows NT is not
30. Which operating system was developed by Apple Inc.?
a) Windows
b) Linux
c) macOS
d) Unix
Answer: c) macOS.
Explanation: macOS is developed by Apple Inc. and is designed to run exclusively on Apple hardware.
31. Which operating system is not open source?
a) Linux
b) FreeBSD
c) Windows
d) Android
Answer: c) Windows.
Explanation: Windows is not an open source operating system, as its source code is not freely available.
32. Which operating system is designed for real-time systems?
a) Windows
b) Linux
c) macOS
d) QNX
Answer: d) QNX.
Explanation: QNX is a real-time operating system commonly used in automotive, medical, and industrial applications.
33. Which operating system is commonly used in point-of-sale systems?
a) Windows
b) Linux
c) macOS
d) Android
Answer: a) Windows.
Explanation: Windows is commonly used in point-of-sale systems due to its compatibility with point-of-sale software.
34. Which operating system is not commonly used in kiosks?
a) Windows
b) Linux
c) macOS
d) Android
Answer: c) macOS.
Explanation: macOS is not commonly used in kiosks, as kiosks usually require a lightweight and easy-to-use operating system.
35. Which operating system is not commonly used in smart TVs?
a) Windows
b) Linux
c) macOS
d) Android
Answer: c) macOS.
Explanation: macOS is not commonly used in smart TVs, as smart TVs usually require a lightweight and easy-to-use operating system.
36. Which operating system is commonly used in tablets?
a) Windows
b) Linux
c) macOS
d) Android
Answer: d) Android.
Explanation: Android is the most commonly used operating system in tablets due to its compatibility with touchscreens.
37. Which operating system is not commonly used in digital signage?
a) Windows
b) Linux
c) macOS
d) Android
Answer: c) macOS.
Explanation: macOS is not commonly used in digital signage, as digital signage usually requires a lightweight and easy-to-use operating system.
38. Which operating system is commonly used in industrial control systems?
a) Windows
b) Linux
c) macOS
d) Unix
Answer: b) Linux.
Explanation: Linux is commonly used in industrial control systems due to its stability and security.
39. Which operating system is not commonly used in home automation systems?
a) Windows
b) Linux
c) macOS
d) Android
Answer: a) Windows.
Explanation: Windows is not commonly used in home automation systems, as these systems usually require a lightweight and easy-to-use operating system.
40. Which operating system is commonly used in self-driving cars?
a) Windows
b) Linux
c) macOS
d) Android
Answer: b) Linux.
Explanation: Linux is commonly used in self-driving cars due to its real-time capabilities and support for machine learning.
41. Which operating system is not commonly used in smartwatches?
a) Windows
b) Linux
c) macOS
d) Android
Answer: a) Windows.
Explanation: Windows is not commonly used in smartwatches, as they typically require a lightweight and low-power operating system.
42. Which operating system is commonly used in scientific computing?
a) Windows
b) Linux
c) macOS
d) Unix
Answer: b) Linux.
Explanation: Linux is commonly used in scientific computing due to its scalability, flexibility, and availability of specialized software.
43. Which operating system is commonly used in virtualization?
a) Windows
b) Linux
c) macOS
d) Unix
Answer: b) Linux.
Explanation: Linux is commonly used in virtualization due to its stability, security, and ability to run on a wide range of hardware.
44. Which operating system is commonly used in gaming consoles?
a) Windows
b) Linux
c) macOS
d) Android
Answer: a) Windows.
Explanation: Windows is commonly used in gaming consoles, such as Xbox and Xbox 360, due to its compatibility with gaming software.
45. Which operating system is not commonly used in digital cameras?
a) Windows
b) Linux
c) macOS
d) Android
Answer: b) Linux.
Explanation: Linux is not commonly used in digital cameras, as they typically require a lightweight and low-power operating system.
46. Which operating system is commonly used in network switches?
a) Windows
b) Linux
c) macOS
d) Unix
Answer: d) Unix.
Explanation: Unix is commonly used in network switches due to its stability, security, and ability to handle high traffic loads.
47. Which operating system is not commonly used in smart thermostats?
a) Windows
b) Linux
c) macOS
d) Android
Answer: a) Windows.
Explanation: Windows is not commonly used in smart thermostats, as these devices usually require a lightweight and low-power operating system.
48. Which operating system is not commonly used in routers?
a) Windows
b) Linux
c) macOS
d) Android
Answer: c) macOS.
Explanation: macOS is not commonly used in routers, as routers usually require a lightweight and easy-to-use operating system.
49. Which operating system is not commonly used in smart speakers?
a) Windows
b) Linux
c) macOS
d) Android
Answer: a) Windows.
Explanation: Windows is not commonly used in smart speakers, as these devices usually require a lightweight and low-power operating system.
50. Which operating system is commonly used in embedded systems?
a) Windows
b) Linux
c) macOS
d) Unix
Answer: b) Linux.
Explanation: Linux is commonly used in embedded systems due to its stability, security, and flexibility.
51. Which operating system is not commonly used in digital video recorders (DVRs)?
a) Windows
b) Linux
c) macOS
d) Android
Answer: c) macOS.
Explanation: macOS is not commonly used in digital video recorders, as these devices usually require a lightweight and easy-to-use operating system.
52. Which operating system is not commonly used in smart locks?
a) Windows
b) Linux
c) macOS
d) Android
Answer: a) Windows.
Explanation: Windows is not commonly used in smart locks, as these devices typically require a lightweight and low-power operating system.
53. Which operating system is commonly used in point-of-sale (POS) systems?
a) Windows
b) Linux
c) macOS
d) Unix
Answer: a) Windows.
Explanation: Windows is commonly used in POS systems due to its ease of use and compatibility with specialized software.
54. Which operating system is commonly used in kiosks?
a) Windows
b) Linux
c) macOS
d) Unix
Answer: b) Linux.
Explanation: Linux is commonly used in kiosks due to its stability, security, and ability to run on a wide range of hardware.
55. Which operating system is commonly used in digital signage?
a) Windows
b) Linux
c) macOS
d) Android
Answer: b) Linux.
Explanation: Linux is commonly used in digital signage due to its stability, security, and ability to run on a wide range of hardware.
56. Which operating system is commonly used in navigation systems?
a) Windows
b) Linux
c) macOS
d) Android
Answer: d) Android.
Explanation: Android is commonly used in navigation systems, such as GPS devices and in-car entertainment systems.
57. Which operating system is not commonly used in smart watches?
a) Windows
b) Linux
c) macOS
d) Android
Answer: c) macOS.
Explanation: macOS is not commonly used in smartwatches, as they typically require a lightweight and low-power operating system.
58. Which operating system is not commonly used in ATMs?
a) Windows
b) Linux
c) macOS
d) Unix
Answer: c) macOS.
Explanation: macOS is not commonly used in ATMs, as these devices usually require a lightweight and easy-to-use operating system.
59. Which operating system is commonly used in industrial automation?
a) Windows
b) Linux
c) macOS
d) Unix
Answer: b) Linux.
Explanation: Linux is commonly used in industrial automation due to its stability, security, and ability to handle complex processes.
60. Which operating system is not commonly used in cash registers?
a) Windows
b) Linux
c) macOS
d) Unix
Answer: c) macOS.
Explanation: macOS is not commonly used in cash registers, as these devices usually require a lightweight and easy-to-use operating system.
Taking the Operating System Quiz is a great way to test your knowledge and understanding of this crucial software component. By practicing these MCQs on Operating Systems, you can identify areas of weakness and improve your overall performance in the field of computer science. Keep following Freshersnow website to enhance your knowledge about various IT-related concepts.