System Analysis and Design
The black-box concept:

is invoked by describing a system in terms of inputs and outputs, leaving the transformation process a black box.
All of these
assumes that the black box is independent
None of these
assumes that inputs and outputs will remain stable

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System Analysis and Design
A system analyst designs a new system by

adopting a developed system to the present environment
developing the system as a large, single unit
None of these
identifying sub systems and the interfaces between sub systems
propose alternatives to the current system

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System Analysis and Design
The background and experience of analyst include;

None of these
familiarity with the makeup and inner workings of major application areas such as financial accounting, personnel administration, marketing and sales, operations management, model buil
All of these
a background in systems theory and organization behavior
competence in system tools and methodologies and a practical knowledge of one or more programming and data base languages.

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