What are key functions of operating systems?

Key Functions of an Operating System

1. Resource Management: 
2. It allocates resources like memory, CPU time, and devices to different programs.
3. Process Management:
4.  It starts, stops, and monitors processes, deciding which program gets priority.
5. Memory Management: 
6. It optimizes the use of the computer’s memory to prevent waste or conflicts.
7. File Management: 
8. It organizes files and folders, allowing you to create, delete, and access them.
9. Device Management: 
10. It manages input/output devices like printers, making sure they work properly with your system.
11. Networking: 
12. It allows the computer to connect to networks and share resources like files or printers.
13. User Interface: 
14. Provides a way for you to interact with the computer, such as through a graphical user interface (GUI) or command-line interface (CLI).
15. Error Detection: 
16. It identifies and resolves system errors to ensure smooth operation.
17. Performance Monitoring: 
18. Tracks how efficiently the system is running and makes improvements where needed.
19. Backup and Recovery: 
20. Ensures data is saved and can be restored in case of a system failure.