The document discusses the features and requirements of the Windows 10 operating system. It provides an overview of what an operating system is and highlights some of the new features in Windows 10, including the Start Menu, Cortana digital assistant, Xbox app, Spartan browser, improved multitasking capabilities, universal apps, and Continuum feature allowing seamless transitions between desktop and tablet modes. System requirements for Windows 10 include a 1 GHz processor, 1-2 GB of RAM, and 16 GB of free disk space.