Information System Essay

693 Words3 Pages
Chapter 18 Executive Information Systems 1. Describe what executive information systems are Type of DSS that aims to meet ad hoc information needs of top executives -DSS that assists top executives in ad hoc analyses of current performance and projected operations -computerized system that gives executives easy access to internal and external information relevant to their critical success factors -system that helps executives request and monitor key information from both internal and external sources via customized presentations Common Traits -used directly by top-level executives -designed to require little or no training of users -designed to be "easy" to operate, often being customized to the needs of an individual executive user -able to present information in textual, tabular, and/or graphical ways -able to access and combine information from a broad range of sources both within and outside of the organization -able to select, filter, compress, and track critical success factor or key indicator information, and -able to do status reporting, exception reporting, trend analysis, and drill-down investigation 2. Explain how and why executive information systems are developed HOW AN EIS FITS IN AN ORGANIZATION -EIS draws on MISs and commercial databanks and information services -executive has other information sources (non-computer and computer-based) EVOLUTION OF EISs - early EISs: narrow capabilities, very top executive -took data from MISs (mainly operational, accounting) -organized it into visual tables and graphs -presented it directly to executives, allowing drill down -called electronic "briefing books" TRENDS -Lower level managers should get information consistent in form and content with top executives -analyses should be possible in addition to retrieval (more dynamic, flexible than briefing book) -achieve competitive

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