System Development Review Questions Dr John Sum Institute

System Development Review Questions Dr. John Sum Institute of Electronic Commerce National Chung Hsing University

Review Questions n n Select one website from Travelocity. COM, Global. Trade. COM, i. Steel. Asia. COM and Forbes. COM and describe the underlying information technologies being used to build that website. What is the definition of an information systems? What are the differences between a website and an information systems? What are the roles of “network technologies” playing in business information system?

Review Questions n Describe in your own words q q n n (1) why development team should have enough knowledge to select the appropriate technologies for the system, and (2) should a development team learn all the latest technologies? With an aid of diagrams, explain the differences between an information system that is followed by conventional and contemporary design approaches. Describe what Asia business environment has been changing since 1980’s, and its affect on the requirement of an information system.

Review Questions n n n Describe in details the roles and responsibilities of each participant in a system development project? Describe the purposes, the similarities and differences amongst creative analysis, critical analysis, feasibility analysis, requirement analysis, system analysis. Describe what is waterfall model and the limitation of such development approach.

Review Questions n n n With an aid of diagrams, describe in detail any 3 development approaches, and state their differences. State any five reasons to initiate a development project. With an aid of diagrams, describe the relationships amongst business processes, information systems and information technologies.

Review Questions n n In system analysis, data are collected for further analyzed. Describe in detail the techniques for which the data are collected, and in what situations the techniques can be applied. If necessary, you can add examples to help your discussion. Data flow diagram is an analysis model describing the how data is processed. q q Describe, with an example, what are the four components in a DFD. Describe in detail, step by step, how data flow diagrams are obtained.

Review Questions n n n DFD, application flowchart, grid charts and screen layouts are four analysis models obtained after system analysis. Describe what are the purposes to obtain such models. Describe what are the tentative contents that should be included in the System Investigation Report and the System Analysis Report. In the Road Map for system development, describe in detail what are the six issues that a system developer could follow in order to achieve a traceable analysis model.