What should one do to make class serializable?

What exactly is being serialized when you perform serialization? scope in C# ?

How Web service create Proxy Using WSDL?

How to call .NET Web service from Java Appl. & Why ?

Is .NET really support fully OOP Concept?

How can i create only one instance of class and thus doesn't allow creating any more instances?

Explain the differences between Server-side and Client-side code?

2. What type of code (server or client) is found in a Code-Behind class?

3. Should validation (did the user enter a real date) occur server-side or client-side? Why?

What does the "EnableViewState" property do? Why would I want it on or off?

What is the difference between Server.Transfer and Response.Redirect? Why would I choose one over the other?

Can you give an example of when it would be appropriate to use a web service as opposed to a non-serviced .NET component

Let's say I have an existing application written using Visual Studio 6 (VB 6, InterDev 6) and this application utilizes Windows 2000 COM+ transaction services. How would you approach migrating this application to .NET ?

Can you explain the difference between an ADO.NET Dataset and ADO Recordset?

Can you give an example of what might be best suited to place in the Application_Start and Session_Start subroutines?