This quiz works best with JavaScript enabled. Home > Class 7 > Class 7 Computer Science Chapter 2 Operating System – Quiz 40 🏠 Homepage 📘 Download PDF Books 📕 Premium PDF Books Class 7 Computer Science Chapter 2 Operating System Quiz 40 (25 MCQs) Quiz Instructions Select an option to see the correct answer instantly. 1. Antilock brake systems, flight management systems, pacemakers are examples of ..... A) Safety critical system. B) Hard real time system. C) Soft real time system. D) Safety critical and hard real time system. Show Answer Correct Answer: D) Safety critical and hard real time system. 2. Where are you most likely to find a peer-to-peer network? A) Hosptial. B) On the Internet. C) Home. D) Large office building. Show Answer Correct Answer: C) Home. 3. These are programs that are used to create and manipulate ..... electronically for analysis, planning and modelling. A) DOCUMENT PRODUCTION SOFTWARE. B) SPREADSHEET SOFTWARE. C) PRESENTATION SOFTWARE. D) DATABASE MANAGEMENT SOFTWARE. Show Answer Correct Answer: B) SPREADSHEET SOFTWARE. 4. Which of these is NOT an operating system for a computer? A) Windows. B) Apple. C) Chrome. D) Linux. Show Answer Correct Answer: C) Chrome. 5. Which among the following interacts directly with system hardware? A) Shell. B) Command. C) Kernal. D) Applications. Show Answer Correct Answer: C) Kernal. 6. A role of the operating system that determines the hardware that is connected to the system, interprets instructions from the hardware, and sends instructions to it A) Device Management. B) Access Control/Protection. C) Windows Update. D) Windows Registry. Show Answer Correct Answer: A) Device Management. 7. In octal method for permission 600 means A) User has only write permission. B) User has read and write permission. C) User has execute permission. D) None of the option. Show Answer Correct Answer: B) User has read and write permission. 8. What is defragmentation? A) Rearranging files to occupy contiguous space. B) Speeding up processing. C) Rearranging the RAM. D) Rearranging processes queued for processing. Show Answer Correct Answer: A) Rearranging files to occupy contiguous space. 9. Which algorithm is troublesome for time sharing systems A) First-Come, First-Serve (FCFS) Scheduling. B) Round-Robin (RR) Scheduling. C) Shortest Job First (SJF) Scheduling. D) Priority Scheduling. Show Answer Correct Answer: A) First-Come, First-Serve (FCFS) Scheduling. 10. Which one of the following is not a real time operating system? A) RTLinux. B) Palm us. C) QNX. D) VxWorks. Show Answer Correct Answer: B) Palm us. 11. NOS provide basic network services and features that support multiple input requests simultaneously in a multiuser environment A) TRUE. B) FALSE. C) SOMETIMES. D) IT DEPENDS ON THE DEVICES. Show Answer Correct Answer: A) TRUE. 12. Which mode loads minimal set of drivers when starting Windows? A) Safe Mode. B) Normal Mode. C) VGA Mode. D) Network Support Mode. Show Answer Correct Answer: A) Safe Mode. 13. Which of the following is not one of the most common operating systems for personal computers? A) Microsoft Windows. B) IBM. C) Linux. D) MAC OS X. Show Answer Correct Answer: B) IBM. 14. A solid state disk (SSD) should be regularly defragmented. This this true or false? A) True. B) False. C) All the above. D) None of the above. Show Answer Correct Answer: B) False. 15. Between the following, which definition for an operating system? A) Set of files installed in hard disk. B) Set of instructions installed in a hard drive. C) Set of programs installed in hard disk. D) A set of data installed in a hard drive. Show Answer Correct Answer: C) Set of programs installed in hard disk. 16. What is Linux ..... ?? A) Open source, developing, mostly OS. B) Open source, driver suport, gpl. C) Open Source, General Public License, Developed. D) Open source, easy to install, develop. Show Answer Correct Answer: C) Open Source, General Public License, Developed. 17. What is the purpose of secure boot? A) To ensure only trusted operating system components are loaded during startup. B) To speed up the boot process. C) To allow users to customize the boot menu. D) To enable remote access during startup. Show Answer Correct Answer: A) To ensure only trusted operating system components are loaded during startup. 18. If a computer is on but does not respond to a system reset, what is it said to be? A) Dead. B) Off. C) Hung. D) Insensitive. Show Answer Correct Answer: C) Hung. 19. What is an advantage of Action Launcher? A) Increases the bandwidth of your apps. B) Allows quicker access to applications. C) Manages Application. D) Calibrates your screen. Show Answer Correct Answer: B) Allows quicker access to applications. 20. (a) is a function of input/output (I/O) device management. A) Managing virtual memory. B) A. Using device drivers. C) Encrypting data. D) Installing applications. Show Answer Correct Answer: B) A. Using device drivers. 21. How do you make a new folder? A) 'File'> Use from 'new folder' menu. B) Click right-click and choose 'New'> 'folder' or 'Ctrl + Shift + N' (Windows) / 'Command + Shift + N' (MAC). C) Create a new folder by pressing 'Alt + N'. D) Click right and 'Create'> Choose 'Folder'. Show Answer Correct Answer: B) Click right-click and choose 'New'> 'folder' or 'Ctrl + Shift + N' (Windows) / 'Command + Shift + N' (MAC). 22. Process of restarting a computer or mobile devices while it remains powered on. A) Cold boot. B) Warm boot. C) All the above. D) None of the above. Show Answer Correct Answer: B) Warm boot. 23. Which service is provided by the operating system? A) User interface management. B) File system management. C) Memory management. D) All of the above. Show Answer Correct Answer: D) All of the above. 24. To open Microsoft Word, click on the ..... A) Picture. B) Symbol. C) Icon. D) None of the above. Show Answer Correct Answer: C) Icon. 25. Standard folders in the operating system that have been released include? A) Windows. B) Bios. C) Files. D) Data. Show Answer Correct Answer: A) Windows. ← 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