revision for final exam Flashcards
chapters needed for the ITM 100 ron babin final exam (18 cards)
what is TPS?
transaction processing system, it performs and records daily routine transactions
what is BI?
business intelligence, technology driven for analyzing data and presenting actionable information
what is an MIS?
management information systems, it serves middle management and reports on the firm’s current performance based on information from the TPS
what is DSS?
decision support system, it helps middle management make non routine decisions
what is an ESS?
executive support systems. it helps senior managers make non routine decisions that require judgement, evaluation and insight.
what is an enterprise system?
collects data from different firm functions and stores them in a central data repository
what is supply chain management systems
manages the firm’s relationship with suppliers
what is knowledge management systems
helps support processes that capture knowledge and expertise
what is customer relationship management
provides information to coordinate all of the business processes that deal with customers
what is intranet and extranet
intranet is accessible by only employees, extranet is accessible by suppliers and vendors
what is collaboration
working with others to achieve shared goals
what is moore’s law
computing power doubles every 18 months
law of mass digital storage
the amount of data being stored each year doubles
metcalfe’s law
value of power of a network grows exponentially as a function of the number of network members
structured decisions(middle managers and operational managers and employees)
repetitive and routine decisions
unstructured decisions(senior executives and managers)
decisions maker must provide jugement
semi-structured(middle managers)
only part of problem has clear-cut answer provided by accepted procedure
