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WCF INTERVIEW QUESTION & ANSWERS

31. What are the main components of WCF?
 
    The main components of WCF are :
  • Service class
  • Hosting environment
  • End point
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32. What are the types of messaging programs?
 
    In WCF, different types of applications can send and receive messages.
  • Clients
  • Services
  • Intermediaries
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33. What is transfer security?
  Transfer Security is responsible for providing message integrity, confidentiality, and authentication Each of these were defined previously. Windows Communication Foundation builds on this security to include quite a few modes of transfer security.
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34. What are the types of messaging patterns?
  Messaging patterns basically describe how programs exchange messages. When a program sends a message, it must conform to one of several patterns in order for it to successfully communicate with the destination program.
    There are three basic messaging patterns that programs can use to exchange messages.
  • Simplex
  • Duplex
  • Request Reply
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