What are two important objects of ADO.Net?
What is the executescalar method?
How to add Primary key in DataSet
What is aggregating data ?
If we want to connect to many databases in dataaccess layer such as MSAccess,Sql server,oracle means not to a particular database depends on condition we have to connect to appropriate database in this scenario if we without changing code Ho wdo you handle this situation?
How would u connect to database using .NET?
What are the different methods by which we can populate a dataset?
What is the difference between OLEDB Provider and SqlClient?
What is a datagridview?
What is the full form of ado.net?
What is the difference between connected and disconnected environment?
Where does ADO.NET and XML web services come in the architecture ?
What is disconnected data?