The queue manager is the central component of WebSphere MQ Everyplace, it provides the main programming interface for application programs as well as owning queues, communication and WebSphere MQ bridge subsystems. Java and C differ significantly in the area of creating and deleting queue managers. In Java, general queue manager administration is performed using admin messages, but creating and deletion is performed using the MQeQueueManagerConfigure class. In C, all administration is performed using the administrator API.