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  1. Operating system - Wikipedia

    Operating systems are found on many devices that contain a computer – from cellular phones and video game consoles to web servers and supercomputers. As of November 2025, Android is the most …

  2. Operating System Tutorial - GeeksforGeeks

    5 days ago · An Operating System (OS) is a software that manages and handles hardware and software resources of a computing device. Manages computer resources such as CPU, memory, and files

  3. Operating Systems (OS) Explained | Microsoft Windows

    Nov 28, 2025 · At its core, the operating system is what makes your computer more than wires and chips—it’s what makes it yours. It organizes, protects, and powers everything you do.

  4. Operating system (OS) | Definition, Examples, & Concepts | Britannica

    Nov 21, 2025 · operating system (OS), program that manages a computer ’s resources, especially the allocation of those resources among other programs. Typical resources include the central …

  5. What is an operating system? - IBM

    What is an operating system? 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 …

  6. What is Operating System? Explain Types of OS, Features and

    Dec 26, 2025 · An Operating System (OS) is a software that acts as an interface between computer hardware components and the user. Every computer system must have at least one operating …

  7. What is an Operating System? Everything You Need to Know

    Apr 9, 2025 · At its core, the operating system is a set of software that manages hardware resources and provides essential services for other software. It acts as an intermediary between the user and …

  8. What is an Operating System (OS)? | Definition from TechTarget

    Oct 31, 2024 · An operating system (OS) is the program that, after being initially loaded into the computer by a boot program, manages all the other application programs in a computer. The …

  9. What is an operating system? Essential computing software explained ...

    Feb 16, 2025 · Put simply, an operating system is software that runs everything on your computer. It manages and controls all other software by interacting with the hardware, such as your processor, …

  10. 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.