Definitions

Information Systems Hierarchy

  • EIS - Executive Information System
    • KMS - Knowledge Management System
      • imitates reasoning of an expert
  • DSS - Decision Support System
    • can perform “what-if” scenarios
  • BSS - Business Support System
    • provides reports to managers
    • MIS - Management Information System
  • OSS - Office Support System
  • TPS - Transaction Processing System
    • inputs new information into systems

  • ECS - Enterprise Computing Systems
    • supports company-wide operations
    • ERP - Enterprise Resource Planning Software
      • Oracle NetSuite
      • Microsoft Dynamics 365
      • SAP Business One

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