1. . What is an Operating System?
(A) Application software
(B) Database software
(C) Programming language
(D) System software that manages computer hardware and software
2. . The main purpose of an Operating System is to:
(A) Provide an interface between user and hardware
(B) Run games
(C) Design websites
(D) Create documents
3. . Which of the following is an example of an Operating System?
(A) Linux
(B) Microsoft Word
(C) Adobe Photoshop
(D) Google Chrome
4. . The part of the operating system that interacts directly with hardware is called:
(A) Shell
(B) Compiler
(C) Kernel
(D) Editor
5. . Which of the following is NOT a function of an Operating System?
(A) Memory management
(B) Document editing
(C) File management
(D) Process management
6. . Which operating system is developed by Microsoft?
(A) Linux
(B) macOS
(C) Windows
(D) UNIX
7. . Which of the following is an open-source operating system?
(A) Windows
(B) MS-DOS
(C) macOS
(D) Linux
8. . The operating system loads into memory during:
(A) Booting
(B) Editing
(C) Compiling
(D) Printing
9. . The first program that runs when a computer starts is called:
(A) Compiler
(B) Bootloader
(C) Browser
(D) Editor
10. . Which operating system is mainly used in mobile phones?
(A) Windows XP
(B) Linux Mint
(C) Android
(D) UNIX
11. . An operating system acts as a:
(A) Resource manager
(B) Text editor
(C) Game engine
(D) Database manager
12. . Which of the following manages the CPU in a computer?
(A) Keyboard
(B) Monitor
(C) Operating System
(D) Printer
13. . The user interface that uses commands is called:
(A) GUI
(B) CLI
(C) API
(D) BIOS
14. . The interface that uses icons and windows is called:
(A) GUI
(B) CLI
(C) BIOS
(D) API
15. . Which operating system is developed by Apple?
(A) Linux
(B) macOS
(C) Windows
(D) UNIX
16. . Which type of operating system allows multiple users to use a system at the same time?
(A) Multi-user OS
(B) Single-user OS
(C) Batch OS
(D) Embedded OS
17. . Which of the following is responsible for managing files in a computer?
(A) BIOS
(B) Compiler
(C) CPU
(D) File system
18. . Which component of a computer executes instructions?
(A) CPU
(B) RAM
(C) Monitor
(D) Printer
19. . Which of the following is a real-time operating system?
(A) Windows 10
(B) Linux
(C) VxWorks
(D) macOS
20. . The operating system manages:
(A) CPU
(B) Memory
(C) All of the above
(D) Input and output devices