Generating the conectionstring automatically using notepad

Dear friends
we can generate the connectionstring for any of the db automatically
which we can use in dotnet
1)open the notepad
2)save it as save as --->any name with extension as udl(EX: "ravi.udl")
3)then check it bydouble clicking it and select the db source and give the permissions and more
4)then open the notepad and check the text file for the connectionstring yu want.

use that in ur dotnet application.

Regards
Ravishanker Maduri