operating system

 

operating system :-

👉An operating system (OS) is software that manages computer hardware and provides services for computer programs. It acts as an intermediary between applications and the computer hardware, enabling users to interact with the computer and its resources efficiently.

Key functions of an operating system include:

1. Process Management: Handling processes, scheduling tasks, and managing resources like memory and CPU time.

2. Memory Management: Allocating memory space to programs and data, and ensuring efficient use of available memory.

3. File System Management: Organizing and managing files and directories on storage devices like hard drives.

4. Device Management: Managing input and output devices such as keyboards, monitors, printers, and network interfaces.

5. Security: Enforcing access control policies to protect data and resources from unauthorized access.

6. User Interface: Providing a user-friendly interface (graphical or command-line) for users to interact with the computer.

Examples of popular operating systems include Microsoft Windows, macOS, Linux distributions like Ubuntu, and mobile OSs such as Android and iOS. Each OS has its unique features and design tailored to different types of devices and user needs.

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