Overview of the Rational Host Access Transformation Services (HATS) v7.1 Exam Exam
IBM C2140-135 targets application developers and systems architects responsible for modernizing legacy mainframe applications via Rational Host Access Transformation Services v7.1. Candidates must demonstrate proficiency in mapping terminal-based 3270 and 5250 data streams to web, portlet, or rich-client interfaces using HATS transformation templates. Core objectives include configuring integration points with WebSphere Application Server, implementing HATS global rules and integration objects, and utilizing the HATS Toolkit for automated screen recognition. Mastery of enterprise application integration, automated business logic injection, and the deployment of J2EE-compliant artifacts remains essential for practitioners tasked with extending host-based green-screen operations into responsive, service-oriented architectures through standard Java EE frameworks.