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My Articles:

Can a web service has two methods of same name	What is difference between nchar & nvarchar	Why the object needs to be serialized while storing in view state	How to create our own exception
How can we add our custom tag in web.config	What changes need to done in code if we change InProc to Outprocess	How can we add any message with any inbuilt exception object.	How to read a method with reflection
Difference between Dispose & Finalize	What is difference between "throw" & "throw ex"	How to store a jpg image in database & read it back.	How to find a particular item in DropdownList
Difference b/w readonly & constant variable	How can we get old & new value in update trigger	How to choose the new version of dll without changing in web.config file. OR What is publisher policy	What is the difference between System.String and System.StringBuilder classes
Difference between virtual & abstract methods	How to share cookies between domains & Sub-domains	Difference between ref & out parameters	Which is better DIV or TABLE
What are magic tables	Difference between Shadowing & Overriding	Difference between Clustered & Non Clustered Index	What is Smart Navigation
How to Authenticate Web Service	What is use of static class	What should we do if we call http://default.xyz page so that it would redirect to http://default.aspx page. OR What is URL Rewriting.	What are the ways to install windows service
What are the Events of Request Life Cycle of Page in case of Page, Master Page & User control	What is difference between primary key & unique key	What is the difference between temporary table and temporary variable	What is the difference between temporary table and temporary variable
If there is a table with identity key column, can we insert value in that column explicitly? If yes then how	What is AutoEventWireup	If there are two interfaces having same function, and we are creating a class which will derive from those interfaces then how we will implement the definition for that function differently for those two interfaces	How to share the whole session with the web service
Can we return objects from web service	What are Generics	Where viewstate is saved	What is the purpose of Collate
How to check query optimization	What is caching & what are its types	What is Diffgram	How to create deep copy
What is difference between DataSet.AcceptChanges and DataAdapter.Update	What is .NET Framework	What is CLR, CTS, CLS	What is MSIL, IL
What is JIT (just in time)? how it works	What is strong name	What is Event - Delegate? clear syntax for writing a event delegate	What is Code Access Security (CAS)
Which namespace is the base class for .net Class library	What are object pooling and connection pooling and difference? Where do we set the Min and Max Pool size for connection pooling?	What is Application Domain	What is serialization in .NET? What are the ways to control serialization
What are the contents of assembly	What is the difference between a private assembly and a shared assembly	What is Assembly manifest? what all details the assembly manifest will contain	Difference between assembly manifest & metadata
How to find methods of a assembly file (not using ILDASM)	What is Garbage Collection in .Net? Garbage collection process	What is the managed and unmanaged code in .net	How Garbage Collector (GC) Works
What are Namespaces	What is the difference between CONST and READONLY	What is the difference between Array and Arraylist	What are the OOPS concepts
What is the difference between a Struct and a Class	Value type & reference types difference? Example from .NET. Integer & struct are value types or reference types in .NET	What is Method overloading	What is Method Overriding? How to override a function in C#
What are Sealed Classes in C#	Difference between type constructor and instance constructor? What is static constructor, when it will be fired? And what is its use	What is Private Constructor? and it’s use? Can you create instance of a class which has Private Constructor	I have 3 overloaded constructors in my class. In order to avoid making instance of the class do I need to make all constructors to private
Overloaded constructor will call default constructor internally	What is the difference between Finalize and Dispose (Garbage collection)	Will it go to finally block if there is no exception happened	What’s different about switch statements in C#
How would u connect to database using .NET	What are relation objects in dataset and how & where to use them	Difference between OLEDB Provider and SqlClient	Difference between DataReader and DataAdapter / DataSet and DataAdapter
Which method do you invoke on the DataAdapter control to load your generated dataset with data	In how many ways we can retrieve table records count? How to find the count of records in a dataset	Differences between dataset.clone and dataset.copy	Order of events in an asp.net page? Control Execution Lifecycle or Page life cycle
What is the difference between Web User Control and Web Custom Control	What method do you use to explicitly kill a users session	What is State Management in .Net and how many ways are there to maintain a state in .Net? What is view state	What are the disadvantages of view state / what are the benefits
Explain the differences between Server-side and Client-side code	Which two properties are there on every validation control	How do you use css in asp.net	What are the different modes for the sessionstates in the web.config file
What is smart navigation Or Page.IsSmartNavigation	What is Index? What is Its purpose	What is GUID datasize	What is Stored procedure
What’s the implicit name of the parameter that gets passed into the class set method	How do you inherit from a class in C#	Does C# support multiple inheritance	When you inherit a protected class-level variable, who is it available to
Are private class-level variables inherited	What’s the top .NET class that everything is derived from	How s method overriding different from overloading	What does the keyword virtual mean in the method definition
Can you override private virtual methods	Can you prevent your class from being inherited and becoming a base class for some other classes	What’s an abstract class	Can you inherit multiple interfaces