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ITS MANAGERS STRUCTURE
THE INFORMATION NEEDS AND SOURCES OF MANAGERS
THE CONCEPT OF A MANAGEMENT
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accounting information system activities applications programs batch capabilities cessing COBOL completed components computer files computer programs computer system cost data base data files data processing decision detailed disk efficiency electronic employees entry equipment errors example ﬁle ﬂows functional hardware important industry information needed integration inventory involved language large computer main memory mainframe mainframe computers major management information system managerial manual manufacturers marketing master file mation systems ment micro microcom microcomputer microcomputer system minicomputers operating system organization's output percent period phase planning printers problem purchase puter record reports retrieved salespersons schedule secondary memory sequential shown in Exhibit specific structure systems analysis systems design systems investigation systems project tape tasks terminal tion transactions processing types typically update users usually utilize vendor