yes, it is JMS 1.1
For more information:
http://java.sun.com/products/jms/overview.html
Quote:
Version 1.1 of the JMS API in the J2EE 1.4 platform has the following features:
Message-driven beans enable the asynchronous consumption of JMS messages.
Message sends and receives can participate in Java Transaction API (JTA) transactions.
J2EE Connector Architecture interfaces that allow JMS implementations from different vendors to be externally plugged into a J2EE 1.4 application server.
Message was edited by:
Mistella