DOS IN FULLSCREEN FOR WINDOWS 7 USERS !!!!!!!!!
Some Windows 7 Â users are having problems running DOS in fullscreen mode.
The DOS-BOX has an effective remedy for this. You can download and install the DOS-BOX and run DOS using this software.
The only trouble is that we should type in a couple of commands in it apart from the usual commands in DOS. Â Using this software we can
run DOS in full screen mode.
Steps to install DOS BOX:-
EG:- consider opening Turbo c++, let it be intalled in the drive”D”.
  mount D  D:
  press enter
you will see a meesage saying drive D is mounted as the local directory!!!!
(YOU CAN USE THE DRIVE OF YOUR OWN INTEREST)
Now as in normal DOS , type the drive name:
Eg:-
D: Â Â (full colon) Â Â Â (PRESS ENTER)
Then open the directory in which c++ Â is stored’
Eg:-
D:TCBINTC.exe  (press ENTER)
press Alt + Enter  for  fullscree and enjoy!!!!