1- Assuming you have created database in Access named empdb.mdb(Microsoft Office 2003) or empdb.accdb(Microsoft Office 2007) in location c:\ eg- c:\empdb.mdb.
go start->control Panel ->Administrative tools-> Data Sources(ODBC) & double Click on ODBC ,you will the screen as showing below
2- Click On Add Button and you will get Screen Showing Below
4- Type empdsn In Data Source Name Text Box (Showing Above) & Click Select Button as showing Below.
5- Browse empdb.mdb in above Screen and Select empdb.mdb in left pane as showing Above and click Ok to get Next Screen
6- Click Ok Button and you might get next screen showing below (If Access in already Opened).
8- newly Created dsn will be displayed as shown above ,Click Ok Button
Your dsn Named empdsn has been Created…………………………… Congrats….
How To Make Data Source Name(DSN) with MS Access