ADO.NET Interview questions


Total available count: 25
Subject - Microsoft Technologies
Subsubject - ADO.NET

Can you inherit from SqlConnection class?

No, you cannot inherit from SqlConnection class. SqlConnection class is a sealed class. A compile time error could be shown in order to access the class.




Next 5 interview question(s)

1
Explain about asynchronous execution of commands?
2
Explain about SqlCommand.CommandTimeout property?
3
What are the two fundamental objects in ADO.NET?
4
What is Diffgram in ADO.NET? When do we use Diffgram?
5
What is the importance of ExecuteNonQuery, ExecuteReader and ExecuteScalar methods in SqlCommand?

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