Query regarding DLL file

[Gayathri]

i am unable to find out the exact information regarding the System.Data.DLL file made use of in ADO.NET.I appeal u to help me regarding the above query and send me the relevant answer to my mailID.
                               thanking you,
                                                          with warm regards,
                                                               gayathri

[Sidewinder]

I couldn't find any information on a system.data.dll namespace in the .Net Framework. The system.data namespace is a class provider for various type of data files.

What information are you looking for and what are you trying to do?