Multiple choice

Which of the following is used to perform remote procedure calls in web services?

  1. HTTP-RPC

  2. XML-HTTP

  3. XML-RPC

  4. SOAP-XML

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

XML-RPC is a remote procedure calling protocol that uses XML for encoding calls and HTTP as the transport mechanism. It was one of the earliest protocols for performing remote procedure calls in web services, though SOAP has largely superseded it.