Define data access layer?
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What is the difference between ado.net and oledb?
What are the major challenges in accessing data from a database?
How to identify the controls which can be used for binding data?
What is the executescalar method?
What is openquery?
What are the steps you will take to improve performance?
what are the two key events for the sql connection class? explain the differnce between the two.
what is different between SqlCommand object and Command Behaviour Object
What is @@rowcount and with small code snippet explain the usage?
What are the drawbacks of using ado.net?
Explain all the classes those are used for database connections between sql server and asp.net?
What are the Different layers in ADO.Net?
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