This quiz works best with JavaScript enabled. Home > Class 7 > Class 7 Computer Science Chapter 2 Operating System – Quiz 27 🏠 Homepage 📘 Download PDF Books 📕 Premium PDF Books Class 7 Computer Science Chapter 2 Operating System Quiz 27 (25 MCQs) Quiz Instructions Select an option to see the correct answer instantly. 1. What are Event Producers in Event Based Architecture? A) Components that store data. B) Components that manage resources. C) Components that consume events. D) Components that generate events. Show Answer Correct Answer: D) Components that generate events. 2. My Computer displays the contents of hard disk, CD-ROM, and network drives. A) True. B) False. C) All the above. D) None of the above. Show Answer Correct Answer: A) True. 3. Software is spread over a collection of independent physically separate nodes networked together. A) Distributed OS. B) Real-time. C) Multi-tasking OS. D) Multi-user OS. Show Answer Correct Answer: A) Distributed OS. 4. How can you copy files? A) Right-click on the file and choose 'Copy'. B) Insert the file into the recycle bin. C) Drag the file and leave it elsewhere. D) Remove the file and make it again. Show Answer Correct Answer: A) Right-click on the file and choose 'Copy'. 5. When the page referenced by the CPU is not found in the main memory then it is called as: A) Page hit. B) Page fault. C) Paging. D) Segmentation. Show Answer Correct Answer: B) Page fault. 6. The directory containing configuration files on Linux is ..... ? A) /home. B) /boot. C) /tmp. D) /etc. Show Answer Correct Answer: D) /etc. 7. It allocates the smallest hole that is big enough A) First-fit. B) Best-fit. C) Worst-fit. D) Last-fit. Show Answer Correct Answer: B) Best-fit. 8. Which of the following is NOT a basic process state in the process life cycle? A) Running. B) Ready. C) Terminated. D) Stopped. Show Answer Correct Answer: D) Stopped. 9. The most popular operating system. A) Desktop. B) Icon. C) Interface. D) Windows. Show Answer Correct Answer: D) Windows. 10. Which of these is not an operating system? A) MAC OS. B) Windows explorer. C) Red Hat. D) Solaris. Show Answer Correct Answer: B) Windows explorer. 11. The ..... is like a traffic cop that coordinates the flow of data and information through the computer system and provides a way for the user to interact with the computer A) CPU. B) OS. C) Utility Program. D) RAM. Show Answer Correct Answer: B) OS. 12. What are the different types of user interfaces in operating systems? A) TUI and API. B) CLI and GUI. C) CLI and API. D) GUI and API. Show Answer Correct Answer: B) CLI and GUI. 13. To permanently delete a file, press ..... A) CTRL + DELETE. B) Alt + Delete. C) SHIFT + DELETE. D) CAPS LOCK + DELETE. Show Answer Correct Answer: C) SHIFT + DELETE. 14. Which of the following is NOT a function of an operating system? A) Managing memory. B) Editing photos. C) Managing files. D) Managing processes. Show Answer Correct Answer: B) Editing photos. 15. ..... button is displayed at the lower left corner of the taskbar which helps us to start the program, shut the device, etc. A) Taskbar. B) Start. C) All the above. D) None of the above. Show Answer Correct Answer: B) Start. 16. The Simultaneous processing of two or more programs multiple processors is A) Multitasking. B) Multiprocessing. C) Multiprogramming. D) None of these. Show Answer Correct Answer: B) Multiprocessing. 17. What is the primary purpose of a ready queue in an operating system? A) To hold processes that are currently executing. B) To store processes that are waiting for I/O. C) To maintain processes that are ready to run. D) To track terminated processes. Show Answer Correct Answer: C) To maintain processes that are ready to run. 18. Process scheduling works by A) Making sure that the standard operating procedures in an organization are followed. B) By aligning chips on a motherboard. C) By allocating CPU processing time. D) By making sure punch cards are filled out. Show Answer Correct Answer: C) By allocating CPU processing time. 19. What is the main disadvantage of non-preemptive scheduling? A) It can lead to starvation of processes. B) It is more complex to implement. C) It requires more CPU time. D) It is less efficient than preemptive scheduling. Show Answer Correct Answer: A) It can lead to starvation of processes. 20. Operating systems that have been released by Microsoft? A) Windows 98. B) Webserver. C) Linux. D) Redhat. Show Answer Correct Answer: A) Windows 98. 21. What do you see on the desktop? A) List of recent downloaded files. B) Applications, icons for files and folders. C) An empty screen with no items. D) A wallpaper image with no icon. Show Answer Correct Answer: B) Applications, icons for files and folders. 22. GUI "Graphical User Interface" is one type of user interface. Which of the following is another type? A) BUI. B) CMI. C) TSI. D) CLI. Show Answer Correct Answer: D) CLI. 23. Kernel remains in cpu for entire duration of computer session. The kernel code is usually loaded in to protected area of cpu. A) True. B) False. C) All the above. D) None of the above. Show Answer Correct Answer: B) False. 24. A directory that holds data, programs and other folders A) Desktop. B) Document. C) Icon. D) Folder. Show Answer Correct Answer: D) Folder. 25. The greek equivalent term of "cellular phone" is A) Interactive phone. B) Mobile phone. C) All the above. D) None of the above. Show Answer Correct Answer: B) Mobile phone. ← 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