ISYS2157 Lecture Notes - Lecture 1: Waterfall Model, Ibm 3270, Information System
1 Sep 2016
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Information system at bc: uis: 3270 on black screen as the icon, ibm 3270 is a block oriented terminal introduced in 1971. Green uppercase, black background: tells you that uis was made in the 70s, program is about 40 years old, look at uis in terms of the system life cycle. Stage one: project definition: whether it has a problem or an opportunity for improvement, somebody initiates solving this problem, important phrase: scope. What you want it to accomplish and what you want it to do. The scope keeps getting larger and larger. Waiting list for students who want to get into a course. Faculty see their work load: scope can keep getting larger and larger, projects can never end and there is room for constant improvement. What will it look like when it succeeds. Look to see what exists, talk with people about current program look at the challenges: convince someone in upper management it is worth the resources.
