Which control of the BindingNavigator returns the current position within the data source?
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Explain the difference between an ado.net dataset and an ado recordset?
Describe the disconnected architecture of ADO.NET’s data access model.
What are the advantages of oledb compared with other classes?
What is method to get XML and schema from Dataset? getXML() and get Schema ()
What is the difference between executequery and executenonquery?
Explain ODP.net
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OleDbDataAdapter ole=new OleDbDataAdapter(new OleDbCommand ("select * from login",oleDbConnection1)); OleDbCommandBuilder cmd=new OleDbCommandBuilder(ole); ole.Fill(dataSet11,"login"); DataRow drow=dataSet11.Tables ["login"].NewRow(); drow[0]=textBox1.Text; drow[1]=textBox2.Text; drow[2]=textBox3.Text; dataSet11.Tables["login"].Rows.Add (drow); ole.UpdateCommand=cmd.GetUpdateCommand(); ole.Update(dataSet11,"login"); MessageBox.Show("one row added"); this gives exception.how to solve it
What do you mean by performing asynchronous operation using command object?
How to check if the Dataset has records ?
What is a control toolbox?
What are the advantages and disadvantages of using datalist?
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