Patent US 5,452,449

An interactive multi-module program analysis system consists of a batch data base load system for creating databases based upon information derived from program modules interface to be analyzed. This information includes inter-module information which is used in an interactive on-line program analysis system which allows the programmer/analyst to conduct an in-depth, thorough investigation of the modules selected, including data analysis, process analysis and impact analysis. The on-line system includes aids for navigating within the system and for reporting desired results from the on-line analysis.