Technically yes, but in practice any changes in computer hardware will cause windows to malfunction due to driver issues.
Yes. Many Linux distributions can be easily booted from a USB Flash drive. With some modification, booting Windows XP is also possible.
no sorry it is not possible as the previous version will be over written by the newer version you upload, invest in a hard drive that way you can save one on the hard drive and the other on computer!
Windows for workgroups. Best OS out there
Yes, it's. But windows 7 edition should same as Vista, for instance, Home or higher.
It does - at least it does on my Toshiba laptop. I have an old laptop drive that I now use as an external back-up drive. Windows 7 recognises it as soon as I plug it into a USB port.
no
The only non removable storage device is the hard drive. In some instances you can purchase a larger hard drive but it is not removable in the way that a flash drive is removable.
No. You can install a new version of Windows by running its setup program from within Windows itself, or by booting from the installation media (CD/DVD/USB drive).
Format the hard drive, install another version of Windows, or a Linux distribution.
The hard drive has the windows files on it which in turn helps the CPU indentify the windows version.
Most cameras, yes. Connect the camera but don't use the included software, open windows explorer and look for the camera in "My Computer". You should be able to open the camera as a "removable drive", and copy files to and from the camera the same as you would a USB drive.
kalokohan