This quiz works best with JavaScript enabled. Home > Class 7 > Class 7 Computer Science Chapter 2 Operating System – Quiz 67 🏠 Homepage 📘 Download PDF Books 📕 Premium PDF Books Class 7 Computer Science Chapter 2 Operating System Quiz 67 (25 MCQs) Quiz Instructions Select an option to see the correct answer instantly. 1. Double-clicking the ..... mouse button can open any program on the desktop. A) Right. B) Left. C) Both Right and Left. D) None of these. Show Answer Correct Answer: B) Left. 2. Lack of security that a client/server type offers. A) ADVANTAGE. B) DISADVANTAGE. C) All the above. D) None of the above. Show Answer Correct Answer: B) DISADVANTAGE. 3. A type of interface which allows the user to verbally interact with a computer A) Command Line Interface. B) Graphical User Interface. C) Natural Language Interface. D) None of the above. Show Answer Correct Answer: C) Natural Language Interface. 4. ..... allows the user to interact with the operating system using keyboard only. A) Keyboard. B) CPU. C) GUI. D) CLI. Show Answer Correct Answer: D) CLI. 5. Bounded capacity and Unbounded capacity queues are referred to as ..... A) Programmed buffering. B) Automatic buffering. C) User defined buffering. D) No buffering. Show Answer Correct Answer: B) Automatic buffering. 6. What command is used to display the contents of a file in a Linux/Unix system? A) Show. B) Cat. C) Display. D) Content. Show Answer Correct Answer: B) Cat. 7. What is the operating system designed for use in computer networks? A) Linux. B) Windows NT. C) OF THE. D) Vista. Show Answer Correct Answer: B) Windows NT. 8. What is the shortcut key to open File Explorer in Windows 10? A) Win + A. B) Win + F. C) Win + E. D) Win + D. Show Answer Correct Answer: C) Win + E. 9. F1:-Process are isolatedF2:-Threads are connected to each other A) F1 is true but F2 is false. B) F1 is false but F2 is true. C) Both are true. D) Both are false. Show Answer Correct Answer: C) Both are true. 10. It allocates the Kernel's processing time to various processes. A) Scheduler. B) Supervisor. C) Interrupt handler. D) Memory manager. Show Answer Correct Answer: A) Scheduler. 11. The part of the operating system which looks after keyboards, mice, printers, etc. A) User Management. B) Memory Management. C) File Management. D) Peripheral Management. Show Answer Correct Answer: D) Peripheral Management. 12. Which architecture organizes the system into hierarchical layers? A) Event Based Architecture. B) Layered Architecture. C) Data Centred Architecture. D) Object Based Architecture. Show Answer Correct Answer: B) Layered Architecture. 13. If you don't know where a document or folder is located, you can use ..... to find it. A) Control Panel. B) Task Bar. C) Help & Support. D) Search. Show Answer Correct Answer: D) Search. 14. What is the most popular desktop operating system in the world according to netmarketshare.com? A) Catalina macOS. B) Linux Ubuntu. C) Windows operating system. D) Android. Show Answer Correct Answer: C) Windows operating system. 15. It manages the overall functions of a computer. A) Desktop. B) Operating System. C) Icon. D) None of the above. Show Answer Correct Answer: B) Operating System. 16. POST is short for A) Power On Self Test. B) Power Off Self Test. C) Program On Self test. D) Program Off Self Test. Show Answer Correct Answer: A) Power On Self Test. 17. An Operating system help us to ..... with computer even without knowing computer Language. A) Translate. B) Trade. C) Communicate. D) None of these. Show Answer Correct Answer: C) Communicate. 18. A role of the operating system that runs processes or programs automatically in the background. These programs are services that perform functions like indexing files for better searches, verifying that software is up to date, and backing up files. A) Service Management. B) Device Management. C) Windows Settings App. D) Windows Update. Show Answer Correct Answer: A) Service Management. 19. What is the purpose of the user interface in an operating system? A) To interact with the computer. B) To manage file storage. C) To allocate memory to programs. D) To control external devices. Show Answer Correct Answer: A) To interact with the computer. 20. -rwxrwxrw-1 user /home/user/bimtek/cli4.txtubislah group from cli4.txt file to a bimteksi group A) Chown:Bimteksi /Home/User/Cli4.TXT. B) CHMOD:Bimteksi /Home/User/Bimtek/Cli4.TXT. C) Chown:Bimteksi /Home/user/bimtek/cli4.txt. D) Chown User:Bimteksi /Home/bimtek/Cli4.txt. Show Answer Correct Answer: C) Chown:Bimteksi /Home/user/bimtek/cli4.txt. 21. The portion of the process scheduler in an operating system that dispatches processes is concerned with ..... A) Assigning ready processes to CPU. B) Assigning ready processes to waiting queue. C) Assigning running processes to blocked queue. D) All of the mentioned. Show Answer Correct Answer: A) Assigning ready processes to CPU. 22. What is the full form of TIFF? A) The Image File Format. B) Tagged Image File Format. C) Tagged Image File Front. D) The Image Fax Format. Show Answer Correct Answer: B) Tagged Image File Format. 23. DVD stands for A) Digital Video Disc. B) Digital and Video Drive. C) Disk virtual Drive. D) Double Volume Density. Show Answer Correct Answer: A) Digital Video Disc. 24. A list of options that appears below a menu item when selected A) Desktop. B) Drop-down menu. C) Icon. D) Folder. Show Answer Correct Answer: B) Drop-down menu. 25. The first screen which is displayed after boot process is called ..... screen. A) Logon. B) Lock. C) All the above. D) None of the above. Show Answer Correct Answer: A) Logon. ← 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