This quiz works best with JavaScript enabled. Home > Class 7 > Class 7 Computer Science Chapter 2 Operating System – Quiz 23 🏠 Homepage 📘 Download PDF Books 📕 Premium PDF Books Class 7 Computer Science Chapter 2 Operating System Quiz 23 (25 MCQs) Quiz Instructions Select an option to see the correct answer instantly. 1. Which task can you perform using the Settings in an operating system? A) Monitor CPU usage. B) Change the desktop wallpaper. C) Organize files. D) Open applications. Show Answer Correct Answer: B) Change the desktop wallpaper. 2. Which of the following are operating systems? A) Ubuntu. B) Kali. C) Windows 10. D) Windows Server. E) All of the above. Show Answer Correct Answer: E) All of the above. 3. Which of these take information from the Internet? A) Live Tiles. B) Start buttons. C) Start menu. D) Task view. Show Answer Correct Answer: A) Live Tiles. 4. To select non-consecutive file or folder press and hold down ..... key A) SHIFT key. B) CTRL key. C) ENTER. D) None of the above. Show Answer Correct Answer: B) CTRL key. 5. The part of the desktop display that functions to display several icons and computer applications that are active on the computer screen are called ..... A) Start button. B) Taskbar. C) Ikon. D) Wallpaper. Show Answer Correct Answer: B) Taskbar. 6. Which bar in Windows is used to show the current program? A) Tool bar. B) Task bar. C) Title bar. D) Charm Bar. Show Answer Correct Answer: B) Task bar. 7. A multi-user operating system allows many people to use the same computers at the same time or different times. A) TRUE. B) FALSE. C) All the above. D) None of the above. Show Answer Correct Answer: A) TRUE. 8. In multiprogramming, programmer chooses programs which are suitable to run together from A) Job center. B) Job terminal. C) Job queue. D) Timed job. Show Answer Correct Answer: C) Job queue. 9. To refresh window, we use the shortcut A) F5. B) Window + D. C) Ctrl + R. D) Windows + R. Show Answer Correct Answer: A) F5. 10. If a program freezes, which OS feature can help you close it? A) File System. B) Settings. C) Task Manager. D) User Interface. Show Answer Correct Answer: C) Task Manager. 11. What is a network? A) The firewall protection on a computer. B) An internet connection. C) A group applications that work together. D) A group of computers that can share resources and information. Show Answer Correct Answer: D) A group of computers that can share resources and information. 12. Ease of setup. A) ADVANTAGE. B) DISADVANTAGE. C) All the above. D) None of the above. Show Answer Correct Answer: A) ADVANTAGE. 13. Which of the following is an example of a real-time operating system (RTOS)? A) Linux. B) Windows. C) Android. D) VxWorks. Show Answer Correct Answer: D) VxWorks. 14. In the year 2050, which tech giant is credited with the creation of the Mac, a revolutionary personal computer? A) Google. B) Microsoft. C) Yahoo!. D) Apple. Show Answer Correct Answer: D) Apple. 15. If a new application is written for a certain version, it will work with all the future and or previous versions if a system has a policy of backward compatibility. A) False. B) True. C) All the above. D) None of the above. Show Answer Correct Answer: A) False. 16. Which of the following is CUI A) Windows. B) Linux. C) MS DOS. D) All of these. Show Answer Correct Answer: C) MS DOS. 17. How does an operating system manage the processor? A) By installing applications. B) By managing virtual memory. C) By running multiple applications. D) By encrypting data. Show Answer Correct Answer: C) By running multiple applications. 18. System software that manages computer hardware and software resources, and provides common services for computer programs. A) Operating system. B) Computer. C) Hardware. D) Software. Show Answer Correct Answer: A) Operating system. 19. Which is an example of a single-user operating system? A) UNIX. B) Linux. C) Windows XP. D) Windows Server 2012. Show Answer Correct Answer: C) Windows XP. 20. An ..... enables a user to interact with a computer. A) Printer. B) Email. C) Hard disk. D) Interface. Show Answer Correct Answer: D) Interface. 21. The screen where all the icons are arranged A) Wallpaper. B) Close button. C) Desktop. D) None of the above. Show Answer Correct Answer: C) Desktop. 22. The hardware implementation which provides mutual exclusion is A) Semaphores. B) Test and set instructions. C) Both options. D) None of the options. Show Answer Correct Answer: B) Test and set instructions. 23. In which os we use "Punch Cards" A) Time sharing. B) Network os. C) Batch os. D) None of the above. Show Answer Correct Answer: C) Batch os. 24. Which command overrides the content of a file? A) Cat>filename. B) Cat filename. C) Cat>>filename. D) Cat-a filename. Show Answer Correct Answer: A) Cat>filename. 25. The English equivalent term of "distributed calculations" IS A) Distributed computations. B) Application computations. C) All the above. D) None of the above. Show Answer Correct Answer: A) Distributed computations. ← 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