| Other ADO.NET Interview Questions |
| |
| Question | Asked @ | Answers |
| |
| Difference between ADO and ADO.Net | IBM | 4 |
| what is the criteria of selection in sbi interview? | SBI | 1 |
| Can a DataReader be used as a DataSource for a GridView.
If it is so how will you handle paging. | Directi | 3 |
| What is the provider and namespaces being used to access
oracle database? | Microsoft | 2 |
| can we execute trigger normally at the desired time? | Microsoft | 2 |
| How you will set the datarelation between two columns? | | 3 |
| Why DataReader is Forward Only? | NIIT | 9 |
| What is ADO .NET and what is difference between ADO and ADO.NET? | Ksb | 7 |
| What are the steps in connecting to database? | Microsoft | 1 |
| What are the steps in connecting to database ? | Microsoft | 2 |
| What is ODP.NET? | Microsoft | 2 |
| What are the Different layers in ADO.Net? | eXensys | 7 |
| Which is the best institute in hyderabad to learn DotNet? | | 3 |
| What are the two fundamental objects in ADO.NET? | Ksb | 3 |
| Difference between ADO and ADO.net ? | Accenture | 7 |
| What are the ADO.NET Controls? | | 6 |
| Diff B/W DataSet vs DataTable | Star-Wire | 4 |
| What does ADO.NET consists of ? | TCS | 5 |
| 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(); | Mind-Tree | 2 |
| Which method do you invoke on the DataAdapter control to
load your generated dataset with data? | | 3 |
| |
| For more ADO.NET Interview Questions Click Here |
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