Operating System | User Interface and Process Management - Memory Management and File System Management - Functions and components of an operating system
What is Operating System? An operating system (OS) is a software component that acts as an intermediary between computer hardware and the computer user. It provides a user interface and controls the computer hardware so that application software can function. Here are some key functions and components of an operating system: 1. User Interface: Command Line Interface (CLI): Users interact with the system by typing commands. Graphical User Interface (GUI): Users interact with the system through graphical elements such as icons and buttons. 2. Process Management: Process: A program in execution. The OS manages processes, allocates resources, and schedules tasks to ensure efficient use of the CPU. 3. Memory Management: RAM (Random Access Memory): The OS allocates and deallocates memory space for programs and data in RAM. Virtual Memory: Allows the use of disk space as an extension of RAM when physical memory is insufficient. 4. File System Management: File System: Organizes and provid...