what is the difference betwen typed dataset and untyped dataset?in general which dataset can we use in programming?

530

What are the classes in System.Data.Common Namespace?

694

What does executequery return?

512

How to work with disconnected data - the dataset and sqldataadapter?

495

What are the various methods provided by the DataSet object to generate XML?

578

Explain how to call the sql commands asynchronously in ado.net version 2.0?

498

What is serialization and de-serialization in .net? How can we serialize the dataset object?

508

Which database is the ado.net sql connection object designed for?

580

Explain About ado.net components/objects. Usage of data adapters and tell the steps to retrieve data.

549

Explain the DataAdapter.Update() and DataSetAcceptChanges() methods.

514

Which object holds only data and does not interact with data source?

493

How can I retrieve two tables of data at a time by using data reader? Data reader read and forward only, how is it possible to get 2 tables of data at a time?

510

How to identify the updated rows in a dataset?

511

What is difference between ado and other data object?

461

Explain how do you connect to sql server database without using sqlclient?

474