How to use: Double click on the IBMS icon to see the welcome screen. Click anywhere inside the welcome screen to bring up the first screen. Under “Tools” menu, select DFD Modeling. The IBMS will pop up the Data Flow Diagram window. Its menu bar has the File, Edit, Insert, Font, Tool, Window and Help options. Its tool box on the right contains 10 icons, representing (from left to right and top to bottom) pointer, cut, data flow, process, external entity, data store, zoom-out, zoom-in, decompose, and compose operations, respectively.
Left click on the DFD component to be used in the toolbox, key in the information pertaining to it in the input dialogue box that prompts for information. To move the DFD components: Left click on the Pointer icon in the tool box, point to the component, and hold Left Button to move to the new location desired in the work area. To edit information of the DFD components: Right click on the DFD component. The input dialogue box will prompt you to edit information of that component. Levelling of DFD: Use the Decompose icon in the tool box for levelling To save the DFD: Under File menu, choose Save or SaveAs.
Name of the tool: Prologa V. 5 URL: http://www. econ. kuleuven. ac. be/prologa Note: This tool can be downloaded from the above given URL, after obtaining the password. What the tool does: The purpose of the tool is to allow the decision maker to construct and manipulate (systems of) decision tables. In this construction process, the features available are automatic table contraction, automatic table optimization, (automatic) decomposition and composition of tables, verification and validation of tables and between tables, visual development, and rule based specification.