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  2. WoW64 - Wikipedia

    en.wikipedia.org/wiki/WoW64

    In computing on Microsoft platforms, WoW64 (Windows 32-bit on Windows 64-bit) is a subsystem of the Windows operating system capable of running 32-bit applications on 64-bit Windows. [1] It is included in all 64-bit versions of Windows, except in Windows Server Server Core where it is an optional component, and Windows Nano Server where it is ...

  3. Windows on Windows - Wikipedia

    en.wikipedia.org/wiki/Windows_on_Windows

    Many 16-bit Windows legacy programs can run without changes on newer 32-bit editions of Windows. The reason designers made this possible was to allow software developers time to remedy their software during the industry transition from Windows 3.1 to Windows 95 and later, without restricting the ability for the operating system to be upgraded to a current version before all programs used by a ...

  4. Windows XP Professional x64 Edition - Wikipedia

    en.wikipedia.org/wiki/Windows_XP_Professional_x...

    Windows XP Professional x64 Edition uses a technology named Windows-on-Windows 64-bit (WoW64), which permits the execution of 32-bit software. It was first used in Windows XP 64-bit Edition (for Itanium architecture). Later, it was adopted for x64 editions of Windows XP and Windows Server 2003.

  5. 64-bit computing - Wikipedia

    en.wikipedia.org/wiki/64-bit_computing

    Most 32-bit application software can run on a 64-bit operating system in a compatibility mode, also termed an emulation mode, e.g., Microsoft WoW64 Technology for IA-64 and AMD64. The 64-bit Windows Native Mode [ 39 ] driver environment runs atop 64-bit NTDLL.DLL , which cannot call 32-bit Win32 subsystem code (often devices whose actual ...

  6. List of games included with Windows - Wikipedia

    en.wikipedia.org/wiki/List_of_games_included...

    Solitaire has been included in every version of Windows since Windows 3.0, except Windows 8 and 8.1.. Video games have been included in versions of the Microsoft Windows line of operating systems, starting from Windows 1.0, all published by Microsoft.

  7. Architecture of Windows 9x - Wikipedia

    en.wikipedia.org/wiki/Architecture_of_Windows_9x

    The ROM BIOS starts the execution at the physical memory address 000FFFF0h. During this phase, BIOS first executes the Power-on self-test, then checks for the existence of a boot disk on drive A.

  8. COM Structured Storage - Wikipedia

    en.wikipedia.org/wiki/COM_Structured_Storage

    COM Structured Storage (variously also known as COM structured storage or OLE structured storage) is a technology developed by Microsoft as part of its Windows operating system for storing hierarchical data within a single file.

  9. Windows API - Wikipedia

    en.wikipedia.org/wiki/Windows_API

    The Windows API, informally WinAPI, is the foundational application programming interface (API) that allows a computer program to access the features of the Microsoft Windows operating system in which the program is running.