What is linq and entity framework?
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types of Store procedure in Sqlserver2000?
What is the difference between data reader and data adapter?
When multiple users attempt to modify data at the same time Ex user 1 is updating record at same time user2 deleted record sucessfully.now user1 has press update button . how to handle concurrency
WHAT Are the major major compnents of a data provider in ADO.net.
What is bubbled event?
How do you sort the data in datagrid?
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 is a dataview?
What is the use of ADO.NET and XML web services?
What are the steps to connect to a database?
What are the parameters that control most of connection pooling behaviours?
If a table contains 20000 records. In a page at each time 100 records to be displayed.
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