This quiz works best with JavaScript enabled. Home > Class 7 > Class 7 Computer Science Chapter 2 Operating System – Quiz 17 🏠 Homepage 📘 Download PDF Books 📕 Premium PDF Books Class 7 Computer Science Chapter 2 Operating System Quiz 17 (25 MCQs) Quiz Instructions Select an option to see the correct answer instantly. 1. Which of these devices can have an MULTI USER operating system? A) Personal computer. B) Simple mobile phone. C) Mainframe. D) Smartphone. Show Answer Correct Answer: C) Mainframe. 2. OS acts as ..... that decides between conflicting requests for efficient and fair resource use A) Interface. B) Bootstrap program. C) Control program. D) Resource Manager. Show Answer Correct Answer: D) Resource Manager. 3. 8) The instruction being executed, must be in ..... A) Physical memory. B) Logical memory. C) Physical & logical memory. D) None of the mentioned. Show Answer Correct Answer: A) Physical memory. 4. What is an Operating System (OS)? A) System software that manages computer hardware and software resources. B) A type of malware that affects computer performance. C) A hardware component that stores data. D) A programming language used for system development. Show Answer Correct Answer: A) System software that manages computer hardware and software resources. 5. Which of these devices can have an MULTI-TASKING operating system? A) Laptop. B) Microwave oven. C) Simple mobile phone. D) Playstation 4. Show Answer Correct Answer: A) Laptop. 6. The Long-Term Scheduler executes when a process leaves the A) System. B) CPU. C) READY QUeue. D) I/o DEvice. Show Answer Correct Answer: A) System. 7. In the Zero capacity queue ..... A) The queue can store at least one message. B) The sender blocks until the receiver receives the message. C) The sender keeps sending and the messages don't wait in the queue. D) None of the mentioned. Show Answer Correct Answer: B) The sender blocks until the receiver receives the message. 8. One of the operating system's functions is peripheral management. What is meant by a "peripheral" ? A) A type of printer. B) Any additional hardware device. C) Files and folders. D) The user. Show Answer Correct Answer: B) Any additional hardware device. 9. What is the smallest unit of data in a computer? A) Bit. B) Byte. C) All the above. D) None of the above. Show Answer Correct Answer: A) Bit. 10. The small pictures on the desktop are known as ..... A) Icons. B) Wallpaper. C) System tray. D) None of the above. Show Answer Correct Answer: A) Icons. 11. An operating system is a/an A) Accounting software. B) Application software. C) System software. D) Utility software. Show Answer Correct Answer: C) System software. 12. What does an operating system do on a computer? A) It plays games. B) It helps manage the computer's hardware and software. C) It makes phone calls. D) It takes photos. Show Answer Correct Answer: B) It helps manage the computer's hardware and software. 13. Examples of Multi user operating system A) Unix. B) MAC OS. C) Windows X. D) None of the above. Show Answer Correct Answer: A) Unix. 14. True or False:Microsoft Word is an application software developed by Macintosh Company. A) True. B) False. C) All the above. D) None of the above. Show Answer Correct Answer: B) False. 15. What does this describe? Parts of a program divided into equal size pieces using physical divisions A) Paging. B) Segmentation. C) Partitioning. D) Virtual memory. Show Answer Correct Answer: A) Paging. 16. If you want to record on the paper of what you are doing, you'll need a ..... A) Calculator. B) Monitor. C) Keyboard. D) Printer. Show Answer Correct Answer: D) Printer. 17. Which of the following is required to create Apple iOS apps? A) SDK. B) Xcode. C) Google IDE. D) Apple Development. Show Answer Correct Answer: B) Xcode. 18. Message passing system allows processes to ..... A) Communicate with each other without sharing the same address space. B) Communicate with one another by resorting to shared data. C) Share data. D) Name the recipient or sender of the message. Show Answer Correct Answer: A) Communicate with each other without sharing the same address space. 19. In a timeshare operating system, when the time slot assigned to a process is completed, the process switches from the current state to? A) Suspended state. B) Terminated state. C) Ready state. D) Blocked state. Show Answer Correct Answer: C) Ready state. 20. How would you describe an operating system that is able to execute many programs simultaneously? A) Embedded. B) Real-time processing. C) Multi-tasking. D) Recurring. Show Answer Correct Answer: C) Multi-tasking. 21. Which of the following is not a file system for a Windows operating system? A) GFS. B) Falza. C) FAT. D) NTFS. Show Answer Correct Answer: A) GFS. 22. One of the capabilities of operating systems:Two or more users have individual accounts that allow them to work with programs and peripheral devices at the same time. A) Multi-user. B) Multiprocessing. C) Multitasking. D) Multithreading. Show Answer Correct Answer: A) Multi-user. 23. The process page table is sorted according to: A) Block number. B) Page frame number. C) Present bit. D) Dirty bit. Show Answer Correct Answer: A) Block number. 24. Write True or False for the following:Under Edit menu you can rename the file. A) True. B) No comments. C) False. D) None of the above. Show Answer Correct Answer: C) False. 25. How much processor speed needed to run windows XP operating system? A) 233 MHz. B) 133 MHz. C) 800 MHz. D) None of the above. Show Answer Correct Answer: A) 233 MHz. ← 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