Windows Swap (Page) File

Microsoft Windows-based computer operating systems utilize a special file as a "scratch pad" to write data when additional random access memory is needed, called Windows Swap Files or Windows Page Files. Windows Swap and Page Files are potentially very large and most computer users are unaware of their existence and the potential exists for these huge files to contain remnants of word processing, email messages, Internet browsing activity, database entries, and almost any other work that may have occurred