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What is the primary reason for which Duplex Contract is used in WCF ?

Interview question and answer by: Akiii | Posted on: 5/18/2012 | Category: WCF Interview questions | Views: 692 | | Points: 40
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Answer:

Duplex Contracts are needed when the service queries the client for some additional information or the service wants to explicitly raise events on the client.



Thanks and Regards
Akiii

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