Diff b/w DataReader,Dataset and Data table?

HCL,

We all know that Dataset is purely disconnected architechure, but we also know that we can update the changes made to the dataset can be updated in the backend database. when there is no connection how does the update happedn?

Accenture, FastStream,

what are types of Dataset ?

HCL,

ADO.NET is Disconnected Architecture. DataReader is connected Architecture, but DataReader is a part of ADO.NET. How is it possible?

Zensar,

What are the Different layers in ADO.Net?

can u tell me the how to get the print for the form

Crea,

can u tell me the why ADO does not support xml..

Crea,

IF we have lot of records in Database. How we can handle them?

Honeywell,

what is ado.net

Karrox, SunGard,

I want to ask u that if i add radio button in ado.net form,and how radion button data insert in SQL2005 Database...

How to fetch the last inserted record in a particular table?

CarrizalSoft Technologies, Microsoft,

How many types of data table are in SQL.NET

Chetu India, HCL, MAHINDRA,

Differentiate between Dataset and Recordset.

can we change the data in dataset? if yes what is the process?

Artech,

Is ADO.NET derived from COM? true /false

Infosys,