3 Answers. No, the DataContractAttribute is not required - WCF will infer serialization rules. You must decorate your classes with a DataContract and DataMember attributes to be used in a WCF service.Also, why DataContract is used in WCF?
WCF uses a serialization engine called the Data Contract Serializer by default to serialize and deserialize data. We can also explicitly create a data contract by using DataContractAttribute and DataMemberAttribute attributes. This attribute can be applied to classes, structures, and enumerations.
Furthermore, what is DataMember in C#? Data Member attribute. Data Member are the fields or properties of your Data Contract class. You must specify [DataMember] attribute on the property or the field of your Data Contract class to identify it as a Data Member.
Similarly, what is DataContract in WCF?
WCF Data Contract In Windows Communication Foundation, Data Contract is an agreement between parties (i.e., a service and a client) that describes what type of data will be exchanged between them? We can control the contents (i.e. Payload data or message body) of a SOAP message using Data Contract.
What is data contract in Web API?
A data contract is a formal agreement between a service and a client that abstractly describes the data to be exchanged. That is, to communicate, the client and the service do not have to share the same types, only the same data contracts.
What is DataContract and DataMember in WCF?
DataContact. A datacontract is a formal agreement between a client and service that abstractly describes the data to be exchanged. In WCF, the most common way of serialization is to make the type with the datacontract attribute and each member as datamember. Creating a basic DataContract and DataMember.What is DataContract in C#?
DataContract: DataContract is under namespace System. Runtime. Serialization. During design time, DataContract Attribute is used to indicate which class should be represented as XSD.What is serialization in C#?
Serialization is the process of converting an object into a stream of bytes to store the object or transmit it to memory, a database, or a file. Its main purpose is to save the state of an object in order to be able to recreate it when needed. The reverse process is called deserialization.What is WCF C#?
Windows Communication Foundation (WCF) is a framework for building service-oriented applications. Using WCF, you can send data as asynchronous messages from one service endpoint to another. A service endpoint can be part of a continuously available service hosted by IIS, or it can be a service hosted in an application.What is serialization and Deserialization in C# with example?
C# Serialization & Deserialization with Example. Serialization is used to export application data into a file. The destination application then uses deserialization to extract the data from the application for further use. Serialization is a concept in which C# class objects are written or serialized to files.What are bindings in WCF?
Bindings are objects that are used to specify the communication details that are required to connect to the endpoint of a Windows Communication Foundation (WCF) service. Each endpoint in a WCF service requires a binding to be well-specified.What is difference between message contract and DataContract in WCF?
Data Contract in WCF is an agreement between parties (i.e. a service and a client) that describes what type of data will be exchanged between them? On the other hand, Message Contract describes the structure of SOAP messagethatis passed between parties (i.e. a service and a client).What is endpoint in WCF?
WCF offers its services to its client using an endpoint. An endpoint comprises of three key elements, the address, binding and contract. WCF endpoints provide the necessary resources and directions, which help clients to communicate with the various services WCF offers.What is fault contract in WCF?
A Fault Contract is a way to handle an error/exception in WCF. In C# we can handle the error using try and catch blocks at the client-side. The purpose of a Fault Contract is to handle an error by the service class and display in the client-side. To support SOAP Faults, WCF provides the FaultException class. 
