Define data access layer?
What are the differences between OLEDB and SQLClient Providers?
What is Data view?
what is the syntax code for oldb to connect oracle
What is the difference between connected environment and a disconnected environment?
How do you connect to sql server database without using sqlclient?
what is the difference betwen typed dataset and untyped dataset?in general which dataset can we use in programming?
Can datareader hold data from multiple tables?
What is the provider being used to access oracle database?
What is the role of the dataset object in ado.net?
how can implement dropdownlist in particular of dataset when try to update?
how Sequence to connect and retrieve data from database using dataset?
How do u implement locking concept for dataset?