It doesn't. I have XP at home and there is no "DOS" running in the background.
Windows 3.0 and 3.1 did require DOS in order to function, however.
get dos box
Yes, The Sims [The Sims 1, The Sims original, etc...] will run on XP.
You cannot "go to DOS" in Windows XP. The closest analog is the command prompt, which can be opened by clicking Start > Run, and entering "command."
No. Windows XP has it's own kernel and memory management system.
Windows XP cannot be installed or reinstalled directly from DOS.
Pretty much yes, up until Windows XP there were versions of Windows that ran "on top" of MS-DOS, but XP (based on Windows NT) removed that requirement. MS-DOS sort of lives on as the Windows command prompt which supports most of the MS-DOS commands and allows people to run MS-DOS programs.
If your laptop will stay on in DOS mode then update your BIOS
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.
You cannot run Mac on Windows XP. But you can run Windows on Mac
Most programs for DOS can be run in a modern operating system using DOSBox or Qemu.
Most programs for DOS can be run in a modern operating system using DOSBox or Qemu.
xp does not support above directx 9 but win 7 can do.......