The Apache Tomcat server is an application server that hosts Talend Administration Center. This Web application gives access to all management and administration functionalities for an integration project, allowing users to (depending on their role):
Create and manage projects.
Create and manage user accounts and roles/rights.
Access the Publisher to publish and schedule artifact publishing on the Nexus artefact repository.
Access the Job Conductor to schedule, deploy and execute Jobs.
Access the Monitoring node to monitor the execution of Jobs and visualize the logs.
Talend Administration Center can also be hosted by JBoss or Pivotal tc application servers.