Can we define variables in interfaces?

Tuesday, August 4, 2009


No.



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What is the use of ADO.NET Connection Pooling ?


The use of ADO.NET Connection Pooling is it reuses connections from a pool of Connections instead of establishing connection every time.



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How will you enable ADO.NET MARS ?


You can enable MARS by setting the MultipleActiveResultSets attribute in the Connection String as follows,

"Server=localhost;Database=Northwind;" +
"Trusted_Connection=True;MultipleActiveResultSets=True";




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what is MARS in ADO.NET ?


MARS(Multiple Active Result Sets) allows you to execute multiple queries or Stored Procedures with a single Connection.



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On What situations Windows uses Kerberos in Integrated Windows Authentication ?

Monday, August 3, 2009


1. When the server and client are running over Windows 2000 or higher.
2. When an AD with Domain Controller which automatically acts as a key distribution center.


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What are the two protocols used for trasmitting Authentication information in Integrated Windows Authentication ?


1. NTLM NT (LAN Manager).
2. Kerberos 5.


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What are the disadvantages of Digest Authentication ?


1. It works only with IE5.0 or later.
2. Works only when the virtual directory under IIS is controlled by or authenticated by Windows Active Directory domain controller.


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