A. ) Topography App.- Visual Basic application using Access as a back-end. The input consists in point coordinates measured on the field with a theodolith and after the necessary calculations its output is a AutoCAD script that is generating the points, their height and the symbols. Network application, non commercial application. B. )Medical Statistics - Visual Basic application using Access as a back-end and Crystal Reports. This application makes the medical file of a patient and outputs many statistical information about a group of patients. It has many features including reports, database administration and more. Commercial application. C. ) Payroll application - Visual Basic application using Access as a back-end and Crystal Reports. Network application for the accounting department. Fully featured! D. ) Web Application Web application for a stock trading company, a www site where clients of the company could log on with user name and password and have access to the