This quiz works best with JavaScript enabled. Home > Class 7 > Class 7 Computer Science Chapter 2 Operating System – Quiz 30 🏠 Homepage 📘 Download PDF Books 📕 Premium PDF Books Class 7 Computer Science Chapter 2 Operating System Quiz 30 (25 MCQs) Quiz Instructions Select an option to see the correct answer instantly. 1. Which Operating System function enables the allocation of folders? A) User Interface. B) Memory Management. C) User Management. D) File Management. Show Answer Correct Answer: D) File Management. 2. The right side of the taskbar is known as ..... A) Start button. B) Notification area. C) Quick launch toolbar. D) None of the above. Show Answer Correct Answer: B) Notification area. 3. Write True or False for the following:Windows provides a quick and easy way to install new software. A) False. B) True. C) All the above. D) None of the above. Show Answer Correct Answer: B) True. 4. When you start the computer system, the task bar appears ..... on the screen. A) Up. B) Middle. C) Bottom. D) None of the above. Show Answer Correct Answer: C) Bottom. 5. The method used by the operating system to control access to a shared resource by multiple processes is called: A) Synchronization. B) Memory mapping. C) Page swapping. D) Process scheduling. Show Answer Correct Answer: A) Synchronization. 6. Last step in running and preparing batch jobs is to A) Printout is return. B) Printout is started. C) Printout is queued. D) Printout is verified. Show Answer Correct Answer: A) Printout is return. 7. GUI A) Graph User Interface. B) Graphical Unit Interface. C) Graphical User Interface. D) Geographic User Interface. Show Answer Correct Answer: C) Graphical User Interface. 8. What are the main functions of Process Management? A) Memory management, file management, network management. B) Process creation and termination, scheduling, resource management, inter-process communication, error handling. C) Input/output management, security management, data management. D) User interface management, software management, hardware management. Show Answer Correct Answer: B) Process creation and termination, scheduling, resource management, inter-process communication, error handling. 9. To quit a program, you can select the ESC button A) True. B) False. C) All the above. D) None of the above. Show Answer Correct Answer: B) False. 10. It is the program that controls the execution of application programs and acts as an interface between user and the computer A) Operating system. B) Device manager. C) Utility programs. D) Application system. Show Answer Correct Answer: A) Operating system. 11. Which command creates an empty file if file does not exist? A) Touch. B) Empty. C) Cat. D) Cp. Show Answer Correct Answer: A) Touch. 12. Which item is used for changing file names? A) Redo. B) Retouch. C) Rename. D) Review. Show Answer Correct Answer: C) Rename. 13. What is marshaling in the context of RPC? A) Assigning a unique identifier to each remote procedure. B) Encrypting messages exchanged between client and server. C) Converting procedure parameters into a format suitable for transmission. D) Establishing a secure communication channel. Show Answer Correct Answer: C) Converting procedure parameters into a format suitable for transmission. 14. To change the height and width of the window simultaneously, place the mouse pointer over any ..... of the window A) Corner. B) Bottom. C) Left. D) None of the above. Show Answer Correct Answer: A) Corner. 15. Operating systems provide a platform to run other software on A) True. B) False. C) All the above. D) None of the above. Show Answer Correct Answer: A) True. 16. What does the "mkdir" command do in Linux? A) Deletes a directory. B) Moves a directory. C) Creates a directory. D) Lists all directories. Show Answer Correct Answer: C) Creates a directory. 17. What is information? A) Hardware and electronics. B) Software and hardware. C) Hard drive, processor. D) (or data) in paper or electronic format. Show Answer Correct Answer: D) (or data) in paper or electronic format. 18. Where is the interrupt in operating system? A) Either low or high memory (depending on the location of interrupt vector). B) In the low memory. C) In the high memory. D) None of the mentioned. Show Answer Correct Answer: A) Either low or high memory (depending on the location of interrupt vector). 19. The primary purpose of an operating system is: A) To allow people to use the computer. B) To make computers easier to use. C) To make the most efficient use of computer hardware. D) To keep systems programmers employed. Show Answer Correct Answer: C) To make the most efficient use of computer hardware. 20. An ..... is a program that acts as an intermediary between a user of a computer and the computer hardware A) Interrupt vector. B) Bootstrap program. C) Kernel. D) OS. Show Answer Correct Answer: D) OS. 21. Which layer of the operating system manages memory access and processor allocation? A) Kernel. B) Memory Management. C) Input/Output. D) File Management System. Show Answer Correct Answer: A) Kernel. 22. WHICH ONE OF THESE IS AN OPERATING SYSTEM A) MS-OFFICE. B) MS-DOS. C) MS-WORD. D) MS-ACCESS. Show Answer Correct Answer: B) MS-DOS. 23. In ENICA computer, programs were loaded into memory manually using switches or ..... A) Memory. B) Punch card. C) Magnetic disk. D) None of the above. Show Answer Correct Answer: B) Punch card. 24. ..... is the long horizontal bar at the bottom of the desktop A) Taskbar. B) Title bar. C) All the above. D) None of the above. Show Answer Correct Answer: A) Taskbar. 25. What is a key feature of Loose Coupling in Event Based Architecture? A) Direct calls are preferred over events. B) All components must be on the same server. C) Producers and consumers interact through events. D) Producers and consumers are tightly integrated. Show Answer Correct Answer: C) Producers and consumers interact through events. ← 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