This quiz works best with JavaScript enabled. Home > Cbse > Class 7 > Computer Science > Operating System > Class 7 Computer Science Chapter 2 Operating System – Quiz 8 🏠 Homepage 📘 Download PDF Books 📕 Premium PDF Books Class 7 Computer Science Chapter 2 Operating System Quiz 8 (60 MCQs) Quiz Instructions Select an option to see the correct answer instantly. 1. A set of instructions given to the computer. A) Software. B) Operating system. C) Hardware. D) CPU. Show Answer Correct Answer: A) Software. 2. Which is NOT a function of Operating Systems? A) Booting the Computer. B) Device Management. C) Networking. D) Streaming content. Show Answer Correct Answer: D) Streaming content. 3. In the year 2040, is Windows still very popular among operating systems used in personal and professional environments? A) True. B) False. C) All the above. D) None of the above. Show Answer Correct Answer: A) True. 4. Orders are processed in the sequence they arrive if ..... rule sequences the jobs. A) Slack time remaining. B) First come, first served. C) Earliest due date. D) Critical ratio. Show Answer Correct Answer: B) First come, first served. 5. Operating systems act as? A) An interface between the end user, and the computer hardware. B) A filing system. C) A bridge between networks. D) None of the above. Show Answer Correct Answer: A) An interface between the end user, and the computer hardware. 6. This type of interface is only really suitable for expert users. A) GUI. B) CLI. C) All the above. D) None of the above. Show Answer Correct Answer: B) CLI. 7. What is the main part of the operating system A) System utilities. B) Device drivers. C) Kernel. D) User interface. Show Answer Correct Answer: C) Kernel. 8. The operating system is not necessary for a computer. A) True. B) False. C) All the above. D) None of the above. Show Answer Correct Answer: B) False. 9. Which of the following best describes the concept of 'thrashing' in memory management? A) Excessive swapping of pages in and out of memory. B) High CPU utilization with low memory usage. C) Efficient memory allocation. D) Low page fault rate. Show Answer Correct Answer: A) Excessive swapping of pages in and out of memory. 10. Which of the following is not a form of memory? A) Instruction register. B) Instruction opcode. C) Instruction cache. D) Translation lookaside buffer. Show Answer Correct Answer: B) Instruction opcode. 11. What feature in Word allows us to combine name and addresses with a template? A) Database management. B) Form letters. C) Mail merge. D) Document formatting. Show Answer Correct Answer: C) Mail merge. 12. In a futuristic world where advanced AI systems manage entire cities, what is the role of an Operating System? A) Not Sure!. B) A Software Company that develops AI. C) Software that is required in order to run applications within the AI systems. D) A part in the central processing unit of the AI. Show Answer Correct Answer: C) Software that is required in order to run applications within the AI systems. 13. To manage files and folders such as creating, opening folders, copying, changing names, deleting files or folders is a windows facility called ..... A) Windows Explorer. B) Desktop. C) Folder. D) File. Show Answer Correct Answer: A) Windows Explorer. 14. The portion of the desktop which display the clock and some icons is known as A) Wallpaper. B) Icons. C) System Tray. D) Taskbar. Show Answer Correct Answer: C) System Tray. 15. What mobile payment service uses the physical phone? A) NFC. B) Mobile Web Payments. C) SMS. D) Direct Mobile Billing. Show Answer Correct Answer: A) NFC. 16. The button used to manage files and folders. A) Power. B) File Explorer. C) Cortana. D) Word. Show Answer Correct Answer: B) File Explorer. 17. The amount of memory in a real time system is generally ..... A) Less compared to PCs. B) They do not have any memory. C) High compared to PCs. D) Same as in PCs. Show Answer Correct Answer: A) Less compared to PCs. 18. Which one will be affected by Global setting? A) All user accounts. B) Individual account. C) Dialogue box. D) None of the above. Show Answer Correct Answer: A) All user accounts. 19. Opening more than one window at a time. A) Multitasking. B) Desktop. C) Operations. D) Operating System. Show Answer Correct Answer: A) Multitasking. 20. This allows equipment such as fax machines, printers and files to be "served" to multiple computers A) Computer. B) Software. C) Hardware. D) Server. Show Answer Correct Answer: D) Server. 21. What is the key difference between a monolithic kernel and a microkernel? A) Monolithic kernel is more secure than a microkernel. B) Microkernel is smaller and less complex than a monolithic kernel. C) Monolithic kernel allows direct communication between kernel components. D) Microkernel provides better performance for multitasking. Show Answer Correct Answer: B) Microkernel is smaller and less complex than a monolithic kernel. 22. The ability for a computer to execute more than one task simultaneously A) Multitasking. B) Multiprocessing. C) Timesharing. D) Multiprogramming. Show Answer Correct Answer: B) Multiprocessing. 23. Which type of User Interface contains Windows, Icons, Menus, and Pointers? A) Command Line Interface. B) Graphical User Interface. C) Menu Interface. D) No User Interface. Show Answer Correct Answer: B) Graphical User Interface. 24. Who founded Apple Computer? A) Steve Jobs. B) Steven Fry. C) Bill Gates. D) Steve Wozniak AKA THe Great and Powerful Woz. Show Answer Correct Answer: A) Steve Jobs. 25. Short period of time in which a user process gets CPU time is known as A) Time slice. B) Time slot. C) Quantum. D) All of the Above. Show Answer Correct Answer: D) All of the Above. 26. Which of the following is a primary function of an operating system? A) A.)Managing hardware resources. B) B) Running user applications. C) C) Providing a user interface. D) D) All of the above. Show Answer Correct Answer: D) D) All of the above. 27. What does this describe? Parts of a program in unequal sizes using logical divisions. A) Segmentation. B) Paging. C) Partitioning. D) Virtual memory. Show Answer Correct Answer: A) Segmentation. 28. Dependence on a central location for operation. A) ADVANTAGE. B) DISADVANTAGE. C) All the above. D) None of the above. Show Answer Correct Answer: B) DISADVANTAGE. 29. What is the best way to shut down a computer? A) Press CTRL+ALT+DEL twice. B) Press the power button on the computer case. C) Click Start, Power, Shut down, then let the process complete. D) Press ESC. Show Answer Correct Answer: C) Click Start, Power, Shut down, then let the process complete. 30. Which is an example of a multi-user operating system? A) MAC OS. B) Windows 8. C) Linux. D) Windows 10. Show Answer Correct Answer: C) Linux. 31. The first screen when the computer is ready to use. A) Icon. B) Windows. C) Interface. D) Desktop. Show Answer Correct Answer: D) Desktop. 32. Which is used in cpu scheduler A) Short term scheduler. B) Mid term scheduler. C) Process scheduler. D) Long term scheduler. Show Answer Correct Answer: A) Short term scheduler. 33. Which of the following is a disadvantage of using a round-robin scheduling algorithm? A) It can lead to high turnaround time. B) It is fair to all processes. C) It is easy to implement. D) It minimizes waiting time. Show Answer Correct Answer: A) It can lead to high turnaround time. 34. Which of the following is not an operating system? A) Synix. B) Linux. C) OF THE. D) WIndows. Show Answer Correct Answer: A) Synix. 35. Controls how internal and external hardware sends, receives and stores information A) Kernel. B) Widgets. C) User interface. D) Gadgets. Show Answer Correct Answer: A) Kernel. 36. Which of the following services is not managed by the operating system? A) File management. B) Multitasking. C) User access rights. D) ROM. Show Answer Correct Answer: D) ROM. 37. The position of the task for cannot be changed. A) False. B) True. C) All the above. D) None of the above. Show Answer Correct Answer: A) False. 38. Which type of user interface is difficult to use and requires little processing power? A) Graphical User Interface. B) Command Line Interface. C) All the above. D) None of the above. Show Answer Correct Answer: B) Command Line Interface. 39. The device that might be discussed as being embedded or non-embedded is (a) A) A. Digital TV. B) Gaming console. C) Smartphone. D) Desktop computer. Show Answer Correct Answer: A) A. Digital TV. 40. The small pictures on Desktop are called A) View. B) Icons. C) Cursor. D) Bar. Show Answer Correct Answer: B) Icons. 41. What is the year of the Second Generation of computer? A) 1971-Present. B) 1963-1971. C) 1956-1963. D) 1940-1956. Show Answer Correct Answer: C) 1956-1963. 42. Which of the following refers to the associative memory? A) The address of the data is generated by the CPU. B) The address of the data is supplied by the users. C) There is no need for an address i.e. the data is used as an address. D) The data are accessed sequentially. Show Answer Correct Answer: C) There is no need for an address i.e. the data is used as an address. 43. Many operating systems have similar looking user interfaces featuring buttons, labels, and windows. A) False. B) True. C) All the above. D) None of the above. Show Answer Correct Answer: B) True. 44. What is the significance of regular OS updates? A) To enhance hardware compatibility. B) To change the operating system's user interface. C) To improve system performance and fix security vulnerabilities. D) To increase the number of applications available. Show Answer Correct Answer: C) To improve system performance and fix security vulnerabilities. 45. How do you add files to a folder? A) Drag and leave the file into the folder. B) Open the folder and choose the 'new file'. C) Right-click the file and choose 'Add'. D) Copy the files in the folder. Show Answer Correct Answer: A) Drag and leave the file into the folder. 46. The primary purpose of the windows operating system is A) To make the most efficient use of the computer hardware. B) To allow people to use the computer. C) To keep systems programmer's employed. D) To make computers easier to use. Show Answer Correct Answer: D) To make computers easier to use. 47. Do operating systems today have a graphical user interface (GUI)? A) True. B) False. C) All the above. D) None of the above. Show Answer Correct Answer: A) True. 48. Which of the following scheduling algorithms is preemptive scheduling? A) Network Scheduling. B) FCFS Scheduling. C) SRTF Scheduling. D) SJF Scheduling. Show Answer Correct Answer: C) SRTF Scheduling. 49. Which of the following is an example of application software. A) Adobe Photoshop. B) Windows XP. C) Ubuntu. D) None of the above. Show Answer Correct Answer: A) Adobe Photoshop. 50. Which of the following is utility software? A) Backup software. B) A web browser. C) A word processor. D) A game. Show Answer Correct Answer: A) Backup software. 51. Keeping track of the location of processes in memory and allocating space to new processes is known as ..... A) Memory Management. B) Process Management. C) Process Scheduling. D) Memory Scheduling. Show Answer Correct Answer: A) Memory Management. 52. What is the purpose of the Windows Control Panel? A) To manage system performance. B) To access system files. C) To configure and manage system settings. D) To update the operating system. Show Answer Correct Answer: C) To configure and manage system settings. 53. What is a semaphore? A) An integer. B) Any value. C) No value. D) None of the above. Show Answer Correct Answer: A) An integer. 54. Windows helps the computer to A) Start. B) Turn off. C) It is not useful to computer. D) None of the above. Show Answer Correct Answer: A) Start. 55. What is a cold boost? A) When you turn are the one who turns on the computer. B) When the teacher turns on the computer. C) When the operating system turns on the computer. D) When a robot turns on the computer. Show Answer Correct Answer: A) When you turn are the one who turns on the computer. 56. Which of the following operating systems can you freely modify if you choose? A) IOS. B) Linux. C) The x. D) BlackBerry. Show Answer Correct Answer: B) Linux. 57. Which operating system is commonly used on Apple devices? A) Microsoft Windows. B) Apple iOS. C) Linux. D) Google Android. Show Answer Correct Answer: B) Apple iOS. 58. Operating system and applications are examples of A) Hardware. B) People. C) Software. D) Network. Show Answer Correct Answer: C) Software. 59. What is the purpose of User Interface in an operating system? A) To play music. B) To predict the weather. C) To provide a way for users to interact with the system. D) To make coffee. Show Answer Correct Answer: C) To provide a way for users to interact with the system. 60. Which of the following statements about OS is not true: A) OS use Memory Management to try and minimise the use of virtual memory. B) Drivers use protocols to allow devices to communicate with peripherals. C) The BIOS is used to load the operating system into memory, from backing storage when the computer is turned on. D) File management in an operating system, is restricted to creating, moving, deleting and editing files & folders. Show Answer Correct Answer: D) File management in an operating system, is restricted to creating, moving, deleting and editing files & folders. ← 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 9 🏠 Back to Homepage 📘 Download PDF Books 📕 Premium PDF Books