This quiz works best with JavaScript enabled. Home > Class 7 > Class 7 Computer Science Chapter 2 Operating System – Quiz 62 🏠 Homepage 📘 Download PDF Books 📕 Premium PDF Books Class 7 Computer Science Chapter 2 Operating System Quiz 62 (25 MCQs) Quiz Instructions Select an option to see the correct answer instantly. 1. The operating system "acronym" that most people have on their computer. A) NOS. B) SOHO. C) DDOS. D) OF THE. Show Answer Correct Answer: D) OF THE. 2. Multiple users can access different resources using different locations/machines at the same time A) Distributed OS. B) Real-time. C) Multi-tasking OS. D) Multi-user OS. Show Answer Correct Answer: D) Multi-user OS. 3. Refers to a set of programs that perform some tasks in a computer. A) Software. B) Hardware. C) Operating System. D) Desktop. Show Answer Correct Answer: A) Software. 4. Which of the following Operating System does not implement multitasking truly? A) Windows NT. B) Windows 98. C) Windows XP. D) MS DOS. Show Answer Correct Answer: D) MS DOS. 5. What is present on the left corner of the top bar? A) Activities. B) Clock. C) System menu. D) None of the above. Show Answer Correct Answer: A) Activities. 6. A scheduling algorithm that deals with each user or task based on a calculating an estimated time remaking to complete A) Shortest Remaining Time. B) First Come First Serve. C) Multi-Level Feedback Queue. D) Shortest Job First. Show Answer Correct Answer: A) Shortest Remaining Time. 7. In a multi-threaded environment, what is the purpose of a mutex? A) To allow multiple threads to access a resource simultaneously. B) To prevent multiple threads from accessing a resource at the same time. C) To manage memory allocation for threads. D) To schedule threads for execution. Show Answer Correct Answer: B) To prevent multiple threads from accessing a resource at the same time. 8. Jobs processed in multiprogramming are to be done A) Very quickly. B) Very slow. C) Very time consuming. D) Very systematic. Show Answer Correct Answer: A) Very quickly. 9. What is the primary purpose of a user interface in an operating system? A) To manage hardware resources. B) To allow user interaction with the system. C) To perform data encryption. D) To execute background tasks. Show Answer Correct Answer: B) To allow user interaction with the system. 10. The base register is also known as the: A) Basic register. B) Relocation register. C) Both. D) Neither. Show Answer Correct Answer: B) Relocation register. 11. ..... provides the interface between the computer hardware and the user. A) Application software. B) Operating System. C) Utility software. D) Device driver. Show Answer Correct Answer: B) Operating System. 12. SMALL PICTURES ON THE DESKTOP A) IMAGES. B) ICONS. C) BUTTONS. D) None of the above. Show Answer Correct Answer: B) ICONS. 13. There are three(3) types of system software A) True. B) False. C) All the above. D) None of the above. Show Answer Correct Answer: B) False. 14. A nibble is equal to ..... A) 40 bits. B) 4 bytes. C) 4 kb. D) 4 bits. Show Answer Correct Answer: D) 4 bits. 15. Which is the first operating system A) IBM 704. B) Linux. C) None of the above. D) None of the above. Show Answer Correct Answer: A) IBM 704. 16. Which of the following method is used to prevent threads or processes from accessing a single resource? A) PCB. B) Semaphore. C) Job Scheduler. D) Non-Contiguous Memory Allocation. Show Answer Correct Answer: B) Semaphore. 17. What happens when RAM is full? A) The computer crashes. B) Virtual Memory is used. C) An interrupt is raised. D) The computer explodes. Show Answer Correct Answer: B) Virtual Memory is used. 18. What can be done on Windows Actions Center? A) Read notification. B) Respond to notification. C) Access system settings. D) All of them. Show Answer Correct Answer: D) All of them. 19. What is the first screen when we switch on a computer you see it? A) Taskbar. B) Desktop. C) Start Button. D) None of the above. Show Answer Correct Answer: B) Desktop. 20. One that is not a type of User Interface of the Operating System is A) Command Line Interface. B) Graphical User Interface. C) Batch Interface. D) Device Interface. Show Answer Correct Answer: D) Device Interface. 21. The operating system manages the computer resources. A) True. B) False. C) All the above. D) None of the above. Show Answer Correct Answer: A) True. 22. ..... is not an example for Operating system A) Windows. B) Android. C) Linux. D) Power point. Show Answer Correct Answer: D) Power point. 23. Random access, volatile A) Multiprogramming. B) Caching. C) Main memory. D) Secondary memory. Show Answer Correct Answer: C) Main memory. 24. FAT32 is the latest file system that allows for unlimited partition sizes. A) True. B) False. C) All the above. D) None of the above. Show Answer Correct Answer: B) False. 25. ..... is a primary Storage A) Ram. B) Hard disk. C) Pen drive. D) Compact Disk. Show Answer Correct Answer: A) Ram. ← PreviousNext →Related QuizzesClass 7 Computer Science Chapter 2 Operating System Quiz 1Class 7 Computer Science Chapter 2 Operating System Quiz 2Class 7 Computer Science Chapter 2 Operating System Quiz 3Class 7 Computer Science Chapter 2 Operating System Quiz 4Class 7 Computer Science Chapter 2 Operating System Quiz 5Class 7 Computer Science Chapter 2 Operating System Quiz 6Class 7 Computer Science Chapter 2 Operating System Quiz 7Class 7 Computer Science Chapter 2 Operating System Quiz 8Class 7 Computer Science Chapter 2 Operating System Quiz 9Class 7 Computer Science Chapter 2 Operating System Quiz 10 🏠 Back to Homepage 📘 Download PDF Books 📕 Premium PDF Books