Case studies
Boolean Toys
When should a systems analyst decide a design issue, and whenshould users be
allowed to select what works best for them? The field of ergonomicsis
concerned with improv- ing the work environment and studying howusers interact
with their environment. Suppose you are a systems analyst studyingthe order
processing system at Boolean Toys, a fast-growing developer ofsoftware for
preschool children. You know that many data entry users havecomplained about
the input screens. Some users would prefer to rearrange the orderof the
fields; others would like to change the background color on theirscreens;
still others want shortcuts that would allow them to avoid a seriesof
introductory screens. What if
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