Multiple choice

Service Transport, XML Messaging, Service Description and Service Discovery are four layers of

  1. web service implementing client components

  2. web service protocol stack

  3. web service supporting repository

  4. web service supporting request and response components

Reveal answer Fill a bubble to check yourself
B Correct answer
Explanation

The web service protocol stack consists of four layers: Service Transport (HTTP, SMTP, etc.), XML Messaging (SOAP, XML-RPC), Service Description (WSDL), and Service Discovery (UDDI). These layers work together to enable web service communication.