5. What is SAD "originated in the 1960s,to develop large scale functional business systems in an age of large scale business conglomerates. Information systems activities revolved around heavy data processing and number crunching routines“ Note: Conglomerates means a group of diverse companies under common ownership and run as a single organization
23. Start Yes Review Project Schedule Changes? No End Update Committee Report Sign Off Design Inputs Functional Report User Requirements Documentation Prepare Test Plans (P05-4) SA / DTL QA / DTL PM CUST Any Changes? Review Documentation No Accept? Review Functional Report Yes Yes No End Review Documentation Any Changes? Yes No SAD System Analysis Design Documentation Preparation Functional Reports Programming Instruction
Typically, information systems or the more common legacy information systems include people, procedures, data , software, and hardware (by degree) that are used to gather and analyze digital information