This quiz works best with JavaScript enabled. Home > Class 7 > Class 7 Computer Science Chapter 2 Operating System – Quiz 66 🏠 Homepage 📘 Download PDF Books 📕 Premium PDF Books Class 7 Computer Science Chapter 2 Operating System Quiz 66 (25 MCQs) Quiz Instructions Select an option to see the correct answer instantly. 1. THE SHORTCUT MENU IS ALSO KNOWN AS A) FILE MENU. B) CONTEXT MENU. C) SMART MENU. D) None of the above. Show Answer Correct Answer: B) CONTEXT MENU. 2. Which of the following statements is true regarding the FIFO scheduling algorithm? A) It is a preemptive scheduling algorithm. B) It can lead to the convoy effect. C) It is optimal for minimizing average waiting time. D) It is suitable for real-time systems. Show Answer Correct Answer: B) It can lead to the convoy effect. 3. No visual clues in this interface to tell you what to do next. A) GUI. B) CLI. C) All the above. D) None of the above. Show Answer Correct Answer: B) CLI. 4. Operating System is also a resource allocator A) Yes. B) No. C) All the above. D) None of the above. Show Answer Correct Answer: A) Yes. 5. ..... is an operating system that is designed specifically to support a network. A) Stand-alone OS. B) Server the. C) Mobile the. D) Free OS. Show Answer Correct Answer: B) Server the. 6. Windows XP, Windows 10 and Windows XP are examples of: A) Operating system. B) Device driver. C) Application software. D) Computer hardware. Show Answer Correct Answer: A) Operating system. 7. There are two types of Software: A) Hardware and Operating System. B) Input and Output. C) Data and Information. D) Application Software and System Software. Show Answer Correct Answer: D) Application Software and System Software. 8. Which command is used to clear the screen in the Linux terminal? A) Cls. B) Clear. C) Reset. D) Flush. Show Answer Correct Answer: B) Clear. 9. Malicious software is known as A) Barber. B) Malware. C) Maliciousware. D) Illegalware. Show Answer Correct Answer: B) Malware. 10. The user would see nothing but a black screen. A) GUI. B) CLI. C) All the above. D) None of the above. Show Answer Correct Answer: B) CLI. 11. What does a system call allow a user program to do? A) Access hardware directly. B) Execute its own machine code. C) Request a service from the OS. D) Switch to another process. Show Answer Correct Answer: C) Request a service from the OS. 12. What is the concept of "real-time scheduling" primarily used for? A) Desktop applications. B) Time-sensitive systems like embedded systems. C) General-purpose computing. D) Cloud computing systems. Show Answer Correct Answer: B) Time-sensitive systems like embedded systems. 13. This serves as a security device between a computer and Internet sites or between multiple computer networks A) Hardware. B) Software. C) Firewall. D) Operating system. Show Answer Correct Answer: C) Firewall. 14. BOSS Expands as A) Bharat Operating System Solutions. B) Bhatat Open System Software. C) Bharat Operating System Software. D) None of These. Show Answer Correct Answer: A) Bharat Operating System Solutions. 15. Duplicating a file or folder is done by ..... action. A) Delete. B) Cut-paste. C) Rename. D) Copy-paste. Show Answer Correct Answer: D) Copy-paste. 16. Thrashing is related to degree of A) Multiprogramming. B) Paging. C) Segmentation. D) Fragmentation. Show Answer Correct Answer: A) Multiprogramming. 17. Shared memnory and message passing are used in A) Communication. B) File Transfer. C) Memory Managment. D) Security. Show Answer Correct Answer: A) Communication. 18. It grants permission to use computer system resources to each process. A) Scheduler. B) Supervisor. C) Interrupt handler. D) Memory manager. Show Answer Correct Answer: B) Supervisor. 19. What is a buffer? A) The part of RAM that is used to store the operating system. B) Unused storage space on a hard disk. C) An area of memory that is used to temporarily store data. D) None of the above. Show Answer Correct Answer: C) An area of memory that is used to temporarily store data. 20. In which OS type are jobs grouped together and processed one after the other without interaction? A) Time-sharing OS. B) Batch OS. C) Real-time. D) Multitasking OS. Show Answer Correct Answer: B) Batch OS. 21. How is degree of multiprogramming related to CPU utilization? A) Linear increase. B) Linear decrease. C) First non linear increase then non linear decrease. D) Irregular. Show Answer Correct Answer: C) First non linear increase then non linear decrease. 22. Collecting personal information and effectively posing as another individual is known as the crime of A) Spooling. B) Identity theft. C) Spoofing. D) Hacking. Show Answer Correct Answer: B) Identity theft. 23. What is the folder used for? A) The folder is used to send emails to many recipients. B) The folder is used to organize and store files. C) Folders are used to create new software applications. D) The folder is used to display pictures on the screen. Show Answer Correct Answer: B) The folder is used to organize and store files. 24. What is a key advantage of a Graphical User Interface (GUI) over a Command Line Interface (CLI)? A) It is more secure. B) It is easier for beginners to use. C) It requires less memory. D) It allows faster command execution. Show Answer Correct Answer: B) It is easier for beginners to use. 25. Which type of interface uses WIMP elements? A) Command Line Interface. B) Graphical User Interface. C) Touch Interface. D) Voice Interface. Show Answer Correct Answer: B) Graphical User Interface. ← 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