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IS
is exam 1
32 cards·by cchroma
information systems
Operational excellence
1. Improved efficiency = higher profits 2. I.S. and technologies help improve efficiency and
productivity
customer and supplier intimacy
close relationships with suppliers result in lower costs
improved decision making
1. Amount of related information 2. Accuracy of the information 3. real-time information
competitive advantage
charging less, better performance, better response to suppliers and customers
survival
not going forward equals going backwards, keeping up with competitors, federal and state
regulations and reporting requirements
information system
system that gathers, processes, and outputs information for certain purpose
information technology
the hardware and software uses to achieve objectives
data
streams of raw facts (input information)
information
data shaped into meaningful, useful form
organizations
coordinate work through structured hierarchy and business processes
business processes
related tasks and behaviors for accomplishing work
IT Infrastructure
foundation or platform that information system is built on
Technology
1. computer hardware, computer software, data management technology, networking and
telecommunications technology
senior management
Makes long-range strategic decisions about products and services as well as ensures
financial performance of the firm
operational management
monitors the daily activitites of the business; production and service and data workers
intranet
internal networks based on internet standards; typically utilize a portal
extranets
intranets extended for authorized use outside the company for partners and customers;
facilitate collaboration
four steps of business problem solving
1. Problem identification, solution design, solution evaluation and choice,
implementation
Transaction processing systems (TPS)
principal purpose of system is to anwser routine questions and to track the flow of
transactions through the organization
Managment information systems (MIS)
provides MM with reports on the organizations current performance; info is used to monitor &
control business & predict future performance
Decision-support system (DSS)
Focus on problems that are unique & rapidly changing for which the procedure for arriving at
solution may not be fully predifined in advance
Executive support system (ESS)
address non-routine decisions requiring judgement, evaluation, & insight because there is
no agreed-on preocedure for arriving at a solution
Enterprise systems
info that prev. fragmented in different systems is stored in single comprehensive data
repository where it can B used by diff. parts of busi
Who uses a transaction processing system
operational managers
who uses a executive support system
senior management
domestic exporter
strategy characterized by heavy centralization of corporate activities in the home country
of origin
Porter's competitive model
New market entrants, suppliers, substitute products, customers
total quality management (TQM)
makes quality the responsibility of all people and functions within an organization
end users
representatives of departments outside of the information systems group for whom
applications are developed
Franchisers
product created initially produced in home country but rely heavily on foreign personnel for
further production marketing & human resources
E-business
the use of digital technology and the internet to execute the major business processes in the
enterprise
middle management
carries out the programs and plans of senior management; scientists and knowledge workers