______________________________ is the modification of existing applications.
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Q179: In the _ approach to systems implementation,
Q180: Systems operation includes systems maintenance and _.
Q181: Making program changes, correcting errors in the
Q182: A user-directed test of the complete system
Q183: The _ summarizes the implementation activities and
Q185: As a(n) _, the accountant could be
Q186: The user, the programmer, and another member
Q187: The _ approach is also referred to
Q188: The removal of program errors is called
Q189: The two main inputs that trigger systems
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