Information:
Super-fast and great-looking, Ubuntu is a secure, intuitive operating system that powers desktops, servers, netbooks and laptops. Ubuntu is, and always will be, absolutely free.

about: The developers of the project "Portable Ubuntu for Windows", using CoLinux (Linux kernel, adapted to work in Windows), Xming (X-Server for Windows) and Windows port of the sound server PulseAudio, Ubuntu created the assembly integrated into Windows. Ubuntu applications are available to run through the additional control panel, but after starting work as a separately running win32 application (in the taskbar tray, and Windows appears as a separate process), have access to the file system, Windows (/mnt/C) and integrated into the overall desktop environment.

Extras. Information:
The distribution includes typical basic set of Linux applications (Firefox, Pidgin, Audacity, GIMP, etc.), and does not require for its operation of any configuration that is ideal for use in display purposes only (default user is running under the login pubuntu the password to execute sudo - 123456). If necessary, you can install any application from the standard repositories Ubuntu.
Portable Ubuntu For Windows
System requirements:
-OS: Windows XP, Vista, Seven
Installation:
run file run_portable_ubuntu.bat.
Interface Language: multi
File format: rar
Platform/OS: x86