What is the meaning of extention?

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Can an abstract class have a constructor c#?

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Explain the difference between arraylist and array and in c#?

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How to authenticate web service? When you enter the web service url in browser it should ask username and password. After entering the un&pwd we have to show its methods and service description(wsdl).

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Trace the O/p for a program on inheritance and Polymorphism. 3 classes A,B,C A with two methods public virtual SomeMethodA public virtual SomemoreMethodA B:A overide virtual SomeMethodA C:B new Method SomeMethodA override SomeMoreMethodA main method { b new instance of B b.SomeMethodA b.SomeMoreMethodA b1 new instance of C b1.SomeMethodA b1.SomeMoreMethodA }

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What are the benefits of using generics?

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What is Serialization and how do we implement (in real time scenario)

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Which property do we set on a Combo Box to display data on it prior to setting the DataSource ?

0 Answers   Siebel,

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What is global asax in c#?

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Where do we use static class in c#?

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What is attribute and reflection in c#?

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What is difference between c sharp and c#?

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