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TCS ADO.NET Interview Questions
Questions Answers Views Company eMail

Advantage of ADO.Net?

2 10512

How would u connect to database using .NET?

5 8780

Difference between DataReader and DataAdapter / DataSet and DataAdapter?

3 31328

What are the differences between RAW, AUTO and Explicit modes in retrieving data from SQL Server in XML format?

1 19115

Differences between dataset.clone and dataset.copy?

2 6935

What are the two fundamental objects in ADO.NET?

8 21504

how can implement dropdownlist in particular of dataset when try to update?

2281

Call a stored procedure from ado.net and pass parameter to it ?

7 22355

Where does ADO.NET and XML web services come in the architecture ?

1 10789

What does ADO.NET consists of ?

7 11907

What is the key feature of ADO.NET compared to ADO ?

3 7492

What is ODP.NET ?

1 8496

What provider ADO.net use by default?

10 20930

What is the default view of Data Grid?

5 12782

How To Update A Column In A DataGrid Using C#.NET? I am getting InvalidCastException as (Specified cast is not valid) while updating 2nd column in a datagrid? Id,firstname,lastname are the three columns of my datagrid respectively. I wanted to edit the second column(lastname) and update it. I did the following code in DataGrid's updatecommand(),but failed to update ! Int varid=(int)DataGrid1.DataKeys[e.Item.ItemIndex]; TextBox lnm=(TextBox)e.Item.Cells[2].Controls[0]; string str=lnm.Text ; SqlCommand cmd=new SqlCommand("update customer set lastname='" + str + "' where id=" + varid + "",con); cmd.ExecuteNonQuery(); DataGrid1.EditItemIndex=- 1; DataGrid1.DataBind();

2 14947

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TCS ADO.NET Interview Questions


Un-Answered Questions

What New Features comes with ASP.NET Web API 2.0?

516


How you overcame a major obstacle?

550


What is repo rate and the current repo rate?

575


what five words would be describe you?

699


How to measure if agile is working in your team and organization?

1






How many communication protocols can be used to implement a soap message? Is soap messages are tied to any protocol?

373


What is a string what operation can be performed out with the help of a string?

481


Why use POJO when I can use hashmap

2018


What is InputFormat in Hadoop MapReduce?

343


What is an automated test script?

635


What is the land scape in sap?

616


Compare Mutex and Semaphore in java.

534


Are you able to handle work under pressure?

599


What is $$ in shell script?

496


What are the differences between siebel 7.8 and 8.0?

486