Resource Manger(CPU , Memory, I/O devices)
Processor Management(Scheduling)
Memory Management(RAM)
I/O Device Management
Storage Management(file System)
Security & Protection
Goals of Operating System
- Convenience(easy to use)
- Efficiency
GUI (Graphical CUI(character User Interface ) User Interface)
They both are like interfaces which helps to access hardware.
- Graphical user Interface helps us to access using Icons and images.(Windows)
- Character user Interface with Commands.(Direct Operating System).