This quiz works best with JavaScript enabled. Home > Class 7 > Class 7 Computer Science Chapter 2 Operating System – Quiz 36 🏠 Homepage 📘 Download PDF Books 📕 Premium PDF Books Class 7 Computer Science Chapter 2 Operating System Quiz 36 (25 MCQs) Quiz Instructions Select an option to see the correct answer instantly. 1. Can we pin programs on the taskbar for easy access? A) Yes. B) No. C) All the above. D) None of the above. Show Answer Correct Answer: A) Yes. 2. Which type of OS is designed for specific hardware and tasks? A) Multiprocessor. B) Embedded OS. C) Network OS. D) Distributed OS. Show Answer Correct Answer: B) Embedded OS. 3. The main work-space view before you open any programs A) Window. B) Icons. C) Desktop. D) Kernel. Show Answer Correct Answer: C) Desktop. 4. A computer program that makes it so people, hardware, and software can interface with each other in a meaningful way. A) Operating System. B) Graphical User Interface. C) Command Line Interface. D) Disk Management. Show Answer Correct Answer: A) Operating System. 5. Which device is used as the standard pointing device in a Graphical User Environment? A) Keyboard. B) Mouse. C) Joystick. D) Track Ball. Show Answer Correct Answer: B) Mouse. 6. Which of the following is a disadvantage of a Batch Operating System? A) Resource Sharing. B) Idle CPU Time. C) High Efficiency. D) User Convenience. Show Answer Correct Answer: B) Idle CPU Time. 7. The name of the most "unpopular" interface from windows 8.0. A) Micro-interface. B) Metro interface. C) Cosmo interface. D) Qbit interface. Show Answer Correct Answer: B) Metro interface. 8. The English Equivalent Term of "Application Code" IS A) Memory code. B) Application code. C) All the above. D) None of the above. Show Answer Correct Answer: B) Application code. 9. Short-Term Scheduler selects the processes from the A) READY QUEUE. B) CPU. C) SYSTEM. D) I/O DEVICE. Show Answer Correct Answer: A) READY QUEUE. 10. In virtual memory: A) Process frame size = block size. B) Block size = process frame size. C) Process frame size varies. D) Block size varies. Show Answer Correct Answer: B) Block size = process frame size. 11. Which is the layer of a computer system between the hardware and the user program? A) None. B) Operating Environment. C) Operating System. D) System Environment. Show Answer Correct Answer: C) Operating System. 12. Which algorithm has low over head A) First-Come, First-Serve (FCFS) Scheduling. B) Shortest Job First (SJF) Scheduling. C) Round-Robin (RR) Scheduling. D) Priority Scheduling. Show Answer Correct Answer: C) Round-Robin (RR) Scheduling. 13. A ..... is a place to store files and other folders. A) Icon. B) Folders. C) File. D) None of the above. Show Answer Correct Answer: B) Folders. 14. What are the challenges of implementing and maintaining a network operating system? A) Limited storage capacity. B) Lack of user-friendly interface. C) Security vulnerabilities, compatibility issues, scalability, and performance optimization. D) Inability to handle multiple users at once. Show Answer Correct Answer: C) Security vulnerabilities, compatibility issues, scalability, and performance optimization. 15. The long horizontal bar at the bottom of the desktop screen is called ..... A) Icons. B) Search. C) Taskbar. D) Wallpaper. Show Answer Correct Answer: C) Taskbar. 16. Which one of the following file attributes used to control that who can do the reading, writing, executing A) Name. B) Identifier. C) Location. D) Production. Show Answer Correct Answer: D) Production. 17. On which section of taskbar we can add commonly used programs? A) Notification area. B) Quick launch bar. C) Start button. D) None of the above. Show Answer Correct Answer: B) Quick launch bar. 18. To select the entire document, use A) ALT + F5. B) Shift + A. C) Ctrl + K. D) Ctrl + A. Show Answer Correct Answer: D) Ctrl + A. 19. 3) Which conditions must be satisfied to solve a critical section problem? A) Bounded Waiting. B) Progress. C) Mutual Exclusion. D) All of these. Show Answer Correct Answer: D) All of these. 20. Which of the following "semaphore" can take the non-negative integer values? A) Binary Semaphore. B) Counting Semaphore. C) Real Semaphore. D) All of the these. Show Answer Correct Answer: B) Counting Semaphore. 21. Fragmentation can be defined as: A) Memory space is available but not adequate. B) Memory space is available but not relocatable. C) Memory space is available but not contiguous. D) Memory space is available but not ready as OS is busy. Show Answer Correct Answer: C) Memory space is available but not contiguous. 22. An operating system is like the "brain" of a computer, helping it manage all its activities. A) True. B) False. C) All the above. D) None of the above. Show Answer Correct Answer: A) True. 23. What types of operating systems are available? A) IOS. B) Android. C) Windows, macOS, Linux. D) Unix. Show Answer Correct Answer: C) Windows, macOS, Linux. 24. Machine which can be programmed to control symbols A) Network. B) Computer. C) Software. D) Source code. Show Answer Correct Answer: B) Computer. 25. Multiple Level Queues(MLQ) is a type of- A) CPU Scheduling. B) Data Scheduling. C) Disk Scheduling. D) None. Show Answer Correct Answer: A) CPU Scheduling. ← 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