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  1. Operating system - Wikipedia

    An operating system (OS) is system software that manages computer hardware and software resources, and provides common services for computer programs.

  2. What is an Operating System? - GeeksforGeeks

    Jul 25, 2025 · An Operating System is a System software that manages all the resources of the computing device. Acts as an interface between the software and different parts of the computer or …

  3. What Is an Operating System? - Computer Hope

    Apr 7, 2025 · An operating system or OS is software installed on a computer's hard drive that enables the computer hardware to communicate and operate with the computer software.

  4. 6.1 What Is an Operating System? - Introduction to Computer ...

    An operating system (OS) is the core piece of software that typically manages and controls the interconnection of hardware and software on a computer. The OS is loaded upon start-up and is the …

  5. What is an operating system? - IBM

    An operating system (OS) is a collection of software that manages a computer’s hardware and applications by allocating resources, including memory, CPU, input/output devices and file storage.

  6. Computer Basics: Understanding Operating Systems

    What is an operating system? An operating system is the most important software that runs on a computer. It manages the computer's memory and processes, as well as all of its software and …

  7. What is Operating System? Explain Types of OS ... - Guru99

    Nov 6, 2025 · What is Operating System? Explain Types of OS, Features and Examples. What is an Operating System? An Operating System (OS) is a software that acts as an interface between …