Explain Messaging Pattern supported In WCF? | WCF Interview Question

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Messaging patterns also known as Message Exchange Pattern describes how client and server should exchange the message. There is a protocol between client and server for sending and receiving the message.

WCF supports following 3 types of Message Exchange Patterns

  1. request - reply (default message exchange pattern) 
  2. OneWay (Simplex / datagram) 
  3. Duplex(CallBack)