What is the return type of executescalar?
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What are major difference between classic ADO and ADO.NET?
What is ole db and odbc?
What is Serialization in .NET? what are the types of Serialization?
What is the difference between statement and preparedstatement interface?
What are the three Objects of ADO.
What is adodb dll?
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Is datareader faster than datatable?
In how many ways we can retrieve table records count? How to find the count of records in a dataset?
Explain About ado.net components/objects. Usage of data adapters and tell the steps to retrieve data.