This quiz works best with JavaScript enabled. Home > Cbse > Class 7 > Computer Science > Operating System > Class 7 Computer Science Chapter 2 Operating System – Quiz 11 🏠 Homepage 📘 Download PDF Books 📕 Premium PDF Books Class 7 Computer Science Chapter 2 Operating System Quiz 11 (60 MCQs) Quiz Instructions Select an option to see the correct answer instantly. 1. The parts of a computer that you can touch and feel. A) Hardware. B) Operating system. C) Windows 10. D) Software. Show Answer Correct Answer: A) Hardware. 2. Notification area is also known as ..... A) Desktop. B) Wallpaper. C) System tray. D) None of the above. Show Answer Correct Answer: C) System tray. 3. Application Software is the tasks are related to professional and personal needs of the user such as creating documents, sending E-mail, editing, playing games, browsing the Web, drawing, creating database etc. A) True. B) False. C) All the above. D) None of the above. Show Answer Correct Answer: A) True. 4. What is the function of Windows Task Manager? A) To monitor and manage running applications and processes. B) To manage disk partitions. C) To create and manage user accounts. D) To monitor network traffic. Show Answer Correct Answer: A) To monitor and manage running applications and processes. 5. Whenever a program is run or a window is opened, an icon representing the program appears on the ..... A) Desktop. B) Taskbar. C) All the above. D) None of the above. Show Answer Correct Answer: B) Taskbar. 6. Which of the following is a characteristic of a preemptive multitasking operating system? A) Processes are executed in a strict order. B) Processes can be interrupted and resumed. C) Only one process can run at a time. D) Processes must complete before another can start. Show Answer Correct Answer: B) Processes can be interrupted and resumed. 7. In the Control Panel, which category allows you to add or remove software programs? A) Network and Internet. B) Programs. C) Hardware and Sound. D) System and Security. Show Answer Correct Answer: B) Programs. 8. An example of an operating system is ..... A) Paint. B) Antivirus. C) Ms Excel. D) MacOS. Show Answer Correct Answer: D) MacOS. 9. Enter key is used to select non adjacent icons. A) False. B) True. C) All the above. D) None of the above. Show Answer Correct Answer: A) False. 10. I make requests and I receive responses. Who am I? A) I don't know you. B) Server. C) Peers. D) Client. Show Answer Correct Answer: D) Client. 11. What is the purpose of an operating system's "light theme" ? A) Enhancing gaming performance. B) Reducing power consumption. C) Providing a visually pleasing interface. D) Improving security. Show Answer Correct Answer: C) Providing a visually pleasing interface. 12. What are the two main categories of software? A) Applications & Operations. B) Systems & Utilities. C) Applications & Systems. D) Utilities & Applications. Show Answer Correct Answer: C) Applications & Systems. 13. CPU scheduling is the basis of ..... A) Multiprogramming operating systems. B) Larger memory sized systems. C) Multiprocessor systems. D) None of the mentioned. Show Answer Correct Answer: A) Multiprogramming operating systems. 14. Which of the following is an advantage of using a priority scheduling algorithm? A) It is easy to implement. B) It prevents starvation of low-priority processes. C) It minimizes average waiting time. D) It ensures fairness among processes. Show Answer Correct Answer: C) It minimizes average waiting time. 15. How does Device Management work in an operating system? A) Device Management involves managing software applications. B) Device Management is only relevant for mobile devices. C) Device Management is a feature exclusive to cloud computing. D) Device Management in an operating system involves controlling and coordinating the hardware devices attached to the system. Show Answer Correct Answer: D) Device Management in an operating system involves controlling and coordinating the hardware devices attached to the system. 16. The operating system used on Microsoft PCs. A) MacOS. B) IOS. C) Windows. D) Android. Show Answer Correct Answer: C) Windows. 17. The greek equivalent term of "Web servers" is A) Tissue servers. B) Web computers. C) All the above. D) None of the above. Show Answer Correct Answer: A) Tissue servers. 18. What is atomic operations permissible on semaphores? A) Wait. B) Stop. C) Hold. D) None. Show Answer Correct Answer: A) Wait. 19. When operation system boots, kernel is first part of OS to load in cpu. A) True. B) False. C) All the above. D) None of the above. Show Answer Correct Answer: B) False. 20. In Microsoft Word, to start typing a new letter, open a new ..... A) Document. B) Page. C) Paper. D) None of the above. Show Answer Correct Answer: A) Document. 21. What is Interprocess communication? A) Allows processes to communicate and synchronize their actions when using the same address space. B) Allows processes to communicate and synchronize their actions. C) Allows the processes to only synchronize their actions without communication. D) None of the mentioned. Show Answer Correct Answer: B) Allows processes to communicate and synchronize their actions. 22. Which of the following is the extension of Notepad? A) .ppt. B) .bmp. C) .xls. D) .txt. Show Answer Correct Answer: D) .txt. 23. What are Event Producers in Event Based Architecture? A) Components that store data. B) Components that consume events. C) Components that generate events. D) Components that manage resources. Show Answer Correct Answer: C) Components that generate events. 24. 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. 25. Software is spread over a collection of independent physically separate nodes networked together. A) Multi-user OS. B) Distributed OS. C) Real-time. D) Multi-tasking OS. Show Answer Correct Answer: B) Distributed OS. 26. 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'. 27. When the page referenced by the CPU is not found in the main memory then it is called as: A) Page fault. B) Paging. C) Page hit. D) Segmentation. Show Answer Correct Answer: A) Page fault. 28. The directory containing configuration files on Linux is ..... ? A) /tmp. B) /boot. C) /home. D) /etc. Show Answer Correct Answer: D) /etc. 29. It allocates the smallest hole that is big enough A) Worst-fit. B) Last-fit. C) First-fit. D) Best-fit. Show Answer Correct Answer: D) Best-fit. 30. Which of the following is NOT a basic process state in the process life cycle? A) Terminated. B) Ready. C) Running. D) Stopped. Show Answer Correct Answer: D) Stopped. 31. The most popular operating system. A) Icon. B) Windows. C) Desktop. D) Interface. Show Answer Correct Answer: B) Windows. 32. Which of these is not an operating system? A) MAC OS. B) Solaris. C) Red Hat. D) Windows explorer. Show Answer Correct Answer: D) Windows explorer. 33. 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) OS. B) Utility Program. C) CPU. D) RAM. Show Answer Correct Answer: A) OS. 34. 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. 35. To permanently delete a file, press ..... A) CAPS LOCK + DELETE. B) SHIFT + DELETE. C) CTRL + DELETE. D) Alt + Delete. Show Answer Correct Answer: B) SHIFT + DELETE. 36. Which of the following is NOT a function of an operating system? A) Editing photos. B) Managing memory. C) Managing processes. D) Managing files. Show Answer Correct Answer: A) Editing photos. 37. ..... 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. 38. 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. 39. What is the primary purpose of a ready queue in an operating system? A) To maintain processes that are ready to run. B) To hold processes that are currently executing. C) To store processes that are waiting for I/O. D) To track terminated processes. Show Answer Correct Answer: A) To maintain processes that are ready to run. 40. 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. 41. What is the main disadvantage of non-preemptive scheduling? A) It is less efficient than preemptive scheduling. B) It can lead to starvation of processes. C) It is more complex to implement. D) It requires more CPU time. Show Answer Correct Answer: B) It can lead to starvation of processes. 42. Operating systems that have been released by Microsoft? A) Windows 98. B) Webserver. C) Redhat. D) Linux. Show Answer Correct Answer: A) Windows 98. 43. 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. 44. GUI "Graphical User Interface" is one type of user interface. Which of the following is another type? A) CMI. B) TSI. C) CLI. D) BUI. Show Answer Correct Answer: C) CLI. 45. 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. 46. A directory that holds data, programs and other folders A) Icon. B) Folder. C) Document. D) Desktop. Show Answer Correct Answer: B) Folder. 47. 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. 48. The operating system is the most common type of ..... software. A) Word processing. B) Application. C) Communication. D) System. Show Answer Correct Answer: D) System. 49. It allocates space in memory for all users of kernel service. A) Scheduler. B) Supervisor. C) Interrupt handler. D) Memory manager. Show Answer Correct Answer: D) Memory manager. 50. BIOS is a part of which function? A) Process Management. B) System Restore. C) Memory Management. D) Bootstrap Process. Show Answer Correct Answer: D) Bootstrap Process. 51. The computers in our classroom are: A) 3G/4G. B) Not Connected. C) Wired. D) WiFi. Show Answer Correct Answer: C) Wired. 52. What is workgroup computing? A) Individuals working together on a task and connecting their computers in a network. B) A group of individuals who use the same type of operating system. C) A dedicated computer system designed for collaborative efforts. D) An ad-hoc group formed to develop a computer system for an organization. Show Answer Correct Answer: A) Individuals working together on a task and connecting their computers in a network. 53. MULTIMEDIA SOFTWARE:these are programs that can manipulate picture, sound and video A) True. B) False. C) All the above. D) None of the above. Show Answer Correct Answer: A) True. 54. An operating system that comes preinstalled on a chip on a portable device such as a smartphone. A) Windows. B) Linux. C) MAC OS. D) System-on-chip (SoC):. Show Answer Correct Answer: D) System-on-chip (SoC):. 55. A Personal Computing includes a single machine A) True. B) False. C) All the above. D) None of the above. Show Answer Correct Answer: A) True. 56. When an icon is clicked once the icon gets activated as a ..... colour icon. A) Blue. B) Red. C) All the above. D) None of the above. Show Answer Correct Answer: A) Blue. 57. The greek equivalent term of "multi-tasking" is A) Multiple task. B) Uniform work. C) All the above. D) None of the above. Show Answer Correct Answer: A) Multiple task. 58. The strategy of making processes that are logically runnable to be temporarily suspended is called ..... A) First come First served. B) Non preemptive scheduling. C) Preemptive scheduling. D) Shortest job first. Show Answer Correct Answer: C) Preemptive scheduling. 59. What are the advantages of using a network operating system? A) No advantages, increased security, and difficult file sharing. B) No centralized management, decreased security, and limited file sharing. C) Decreased security, limited file sharing, and difficult scalability. D) Centralized management of resources, improved security, easier file sharing, and better scalability. Show Answer Correct Answer: D) Centralized management of resources, improved security, easier file sharing, and better scalability. 60. What does the OS manage to allow multi-tasking? A) Hard disk. B) Memory and CPU. C) Motherboard. D) None of the above. Show Answer Correct Answer: B) Memory and CPU. ← PreviousNext →Related QuizzesComputer Science QuizzesClass 7 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 8 🏠 Back to Homepage 📘 Download PDF Books 📕 Premium PDF Books