<Dl> <Dd> When a client holds a representation of a resource, including any metadata attached, it has enough information to modify or delete the resource . </Dd> </Dl> <Dd> When a client holds a representation of a resource, including any metadata attached, it has enough information to modify or delete the resource . </Dd> <Dl> <Dd> Each message includes enough information to describe how to process the message . For example, which parser to invoke can be specified by a media type . </Dd> </Dl> <Dd> Each message includes enough information to describe how to process the message . For example, which parser to invoke can be specified by a media type . </Dd>

Webservices based on rest architecture are known as restful web services