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WCF INTERVIEW QUESTION & ANSWERS

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1. What is WCF?
  WCF(Indigo was the code name for WCF) is a unification of .Net framework communication technologies.
  Posted by Jai Singh. (Jun 05, 2013)
 

WCF is .net framework that expose clr types as service and consume service as clr type.
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2. What is Windows card space?
  Windows card space is a central part of Microsoft's effort to create an identify met system, or a unified, secure and interoperable identify layer for the internet.
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3. What are the main components of WCF?
 
    There are three main components of WCF:
  • Service class
  • Hosting environment
  • End point
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4. What are the advantages of hosting WCF Services in IIS as compared to self hosting?
 
    There are two main advantages of using IIS over self hosting.
  • Automatic activation
  • Process recycling
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5. What is .NET 3.0?
  In one simple equation .NET 3.0 = .NET 2.0 + Windows Communication Foundation + Windows Presentation Foundation + Windows Workflow Foundation + Windows Card Space.
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