Depending on the complexity of the program, simply copying the files and pasting them should work. Note that Vista's NTVDM is very limited, and does not support most DOS applications.
you must go to the Microsoft website and download Windows Easy Transfer
No. The Windows Vista installer loads a stripped down version of Windows Vista on which the setup program runs. MS-DOS is not used for any component.
No. Windows Vista is not based on DOS and a DOS boot disk will be unable to read the file system that Vista is on.
No.
HCL
Windows PE
This game was designed for MS-Dos, so you'll need to use a program such as DOS Box to run it. There are plenty of guides online if you look.
Windows XP and Windows 2003 came before Windows Vista. The 64-bit version of XP was really mostly Windows 2003 branded as XP, and not truly XP, despite the name.
Most DOS applications don't run well in Windows Vista, although CLI and text-mode programs like Lotus 1-2-3 should run ok. 64-bit versions of Vista cannot run DOS applications at all. If you want to run Lotus 1-2-3 on those, try using a program like DOSBox.
Dos.
It supports some dos commands. Use start->run->cmd to check this out.
PE 2