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The only disadvantage of the four-model approach is the added time and cost needed to develop a logical and physical model of the current system.
Q12: Security is especially important when data or
Q35: In a data flow diagram (DFD),systems analysts
Q42: Structured application development usually involves a(n)_,which proceeds
Q48: Systems analysts define an object's attributes during
Q52: When were "no-fault" provisions introduced in the
Q63: There are few CASE tools tailored to
Q68: List at least six guidelines for creating
Q69: In sequence,the steps typically followed to create
Q70: A user application utilizes standard business software,such
Q71: _ allows objects to be used as