what is the difference between primary key and foreign key?

2 Answers  

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What is diff. Between abstract class and an interface?

0 Answers  

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what is caching,session? when & what is used mostly in which situtations, how they r implemented in real time? tell with example?

1 Answers   Satyam,

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Types of session management in ASP.NET ?

2 Answers   Microsoft,

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How do I send an email message from my ASP.NET page?

0 Answers  

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Which is better union or union all?

0 Answers  

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What do you mean by authorization?

0 Answers  

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What’s the catch?

0 Answers  

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What is the difference between typeof() vs gettype()?

0 Answers  

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Whats MSIL, and why should my developers need an appreciation of it if at all?

3 Answers   Siebel,

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I have a component with 3 parameter and deployed to client side now i changed my dll method which takes 4 parameter.How can i deploy this without affecting the clent?s code ?

1 Answers   Microsoft, Satyam, Wipro,

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Explain managed code an un-managed code.

0 Answers  

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