What Is the System
An operating system (OS) is software that manages computer hardware and software resources and provides common services for computer programs. It acts as an interface between the user and the computer hardware.
Functions of an Operating System:
- Process Management – Manages running programs and allocates CPU time.
- Memory Management – Handles allocation and deallocation of memory.
- File System Management – Manages files, directories, and access permissions.
- Device Management – Controls input/output devices like printers, keyboards, and monitors.
- User Interface – Provides a user-friendly interface (CLI or GUI) to interact with the system.
Examples of Operating Systems:
- Windows – Microsoft Windows
- macOS – Apple’s operating system for Mac
- Linux – Open-source OS used for servers and development
- Android – Google’s OS for mobile devices
- iOS – Apple’s OS for iPhones and iPads
