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The Information Systems Approach
Establishing a General Frame of Reference
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accounting system accounts receivable administrative process advanced information system Amoco application arrangement assigned automatic transmission automobile capabilities changes code structure coding pattern computer center computer system computer-based network control phase coordination phase cost cycle data files data processing decision maker decision-making activities developed editing and screening employees encompassed environment equipment evaluation Figure function functional program hospital identified implementing indicated information dimensions information flows information requirements information systems approach information systems department input integrated interactive inventory items loan magnetic tape major management control management information system manufacturing marketing mation members of management ment online computer programs operating system organizational overall performed perpetual inventory personnel planning phase production Ralph Barker remote terminal users retrieval sales order schedule selected SMHIS specific statistical storage study team symbol systems analyst systems processing phase tion system TYPE 1 information unit vice president