BU415 Chapter Notes - Chapter 3: Executive Information System, Organizational Chart, Transaction Processing
Document Summary
Chapter 3: organizational information systems and their impact. Information systems at this level: transaction processing systems (tps: managerial level, midterm decision making, functional focus, semi-structured activities and some degree of uncertainty, ex. Enterprise systems: enterprise systems: proliferation of large-scale integrated applications designed to address business process integration. Integration has 2 dimensions: locus internal or external. Integrating systems and information internally or using external companies, systems, etc: object, object of interest for integration, business integration: unification among diverse but connected business activities within an organization, systems integration: unification of it information systems and databases. Analytics and big data: descriptive analytics: an account of what has occurred, reports, visualization of data through executive dashboards, etc, predictive analytics: an estimate of what will occur, statistical modelling, machine learning algorithms that extrapolate current trends, ex. Political polls: prescriptive analytics: stating what should occur, optimization algorithms that identify targets to guide decisions, ex.
