WCF Interview Question and Answers

1. What is Windows Communication Foundation(WCF)?
  WCF is a distributed technology that provides a single, integrated platform or model called the service model to develop distributed applications for Windows.
 
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2. What was the code name of WCF?
 
  • The code name of WCF was Indigo.
 
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3. When was WCF introduced?
  WCF was introduced with .NET Framework 3.0 in 2006.
 
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4. What are the types of contracts in WCF?
 
    There are five types of contracts in WCF are
  • Service contract
  • Data contract
  • Message contract
  • Operation contract
  • Fault contract
 
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5. What is the namespace used for WCF?
  System.ServiceModel is the namespace used for WCF.
 
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