Which attribute is used to define a service class in WCF? Q & A › Which attribute is used to define a service class in WCF? 0 Vote Up Vote Down Admin Staff asked 4 years ago Which attribute is used to define a service class in WCF? a.Service b.WCFService c.ServiceContract d.None of the above Share this:TwitterFacebookWhatsAppPinterestLike this:Like Loading... 1 Answers 0 Vote Up Vote Down Admin Staff answered 4 years ago c.ServiceContract Share this:TwitterFacebookWhatsAppPinterestLike this:Like Loading...