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48 Cards in this Set

  • Front
  • Back
Management
is a process by which organizational goals are achieved through the use of resource (people, money, energy, materials, space, time).
These resources are considered to be inputs;
The attainment of the goals is viewed as the output of the process;
The ratio between inputs and outputs is an indication of the organization’s productivity
Informational roles
monitor, disseminator, spokesperson
Decisional roles
entrepreneur, disturbance handler, resource allocator, negotiator
Decision
refers to a choice that individuals and group make among two or more alternatives.
Decision making
is a systematic process composed of three major phases: intelligence, design and choice (Simon 1977)
Implemetation phase was added later.
Decision support systems (DSSs)
provide support primarily to analytical, quantitative types of decisions.
Executive support systems (ESSs)
support the informational roles of executives.
Group decision support systems (GDSSs)
supports managers and staff working in groups.
Structured
routine and repetitive problems for which standard solutions exist.
Unstructured
“fuzzy”, complex problems for which there are no cut-and-dried solutions
nature of decisions
operational control
executing specific tasks efficiently and effectively;
management control
acquiring and using resources efficiently in accomplishing organizational goals;
strategic planning
the long range goals and policies for growth and resource allocation.
Decision support systems (DSSs)
are computer-based information systems that combine models and data in an attempt to solve semistructured and some unstructured problems with extensive user involvement.
Sensitivity analysis
is the study of the impact that changes in one (or more) parts of a model have on other parts.
What-if analysis
is the study of the impact of a change in the assumptions (input data) on the proposed solution.
Goal-seeking analysis
is the study that attempts to find the value of the inputs necessary to achieve a desired level of output.
Data management subsystem
contain all the data that flow from several sources.
Model management subsystem
contains completed models and the building blocks necessary to develop DSS applications.
User interface
covers all aspects of the communications between a user and the DSS
Users
are the persons faced with the problem or decision that the DSS is designed to support.
Knowledge-based subsystems
provide the required expertise for solving some aspects of the problem.
Virtual group
is a group whose members are in different locations.
Group decision support system (GDSS
is an interactive computer-based system that supports the process of finding solutions by a group of decision makers.
Decision room
is a face-to-face setting for a group DSS, in which terminals are available to the participants.
Organizational Decision Support System (ODSS)
is a DSS that focuses on an organizational task or activity involving a sequence of operations and decision makers and provides the following:
It affects several organizational units or corporate problems;
It cuts across organizational functions or hierarchical layers;
It involves computer-based and (usually) communications technologies.
Executive information system (EIS)
is a computer-based technology designed specifically for the information needs of top executives and provides for:
Rapid access to timely information;
Direct access to management reports;
Very user friendly and supported by graphics.
Exception reporting
reporting of only the results that deviate from a set of standards.
Drill down reporting
investigating information in increasing detail.
Easily connected within online information services and e-mail.
Include analysis support, communications, office automation and intelligence support.
Intelligent systems
is a term that describes the various commercial applications of AI.
Artificial intelligence
is a subfield of computer science concerned with:
studying the thought processes of humans;
recreating those processes via machines, such as computers and robots.
“Behavior by a machine that, if performed by a human being, would be considered intelligent.”
Turing test
is a test for artificial intelligence, in which a human interviewer, conversing with both an unseen human being and an unseen computer, cannot determine which is which; named for British AI pioneer Alan Turing.
Expertise
refers to the extensive, task-specific knowledge acquired from training, reading and experience.
Expert systems (ESs)
attempt to mimic human experts by applying expertise in a specific domain.
Can support decision makers or completely replace them.
Knowledge acquisition
Knowledge is from experts or from documented sources
Knowledge representation
Acquired knowledge is organized as rules or frames (objective-oriented) and stored electronically in a knowledge base.
Knowledge inferencing
Given the necessary expertise stored in the knowledge base, the computer is programmed so that it can make inferences. The reasoning function is performed in a component called the inference engine, which is the brain of ES.
Knowledge transfer
The inferenced expertise is transferred to the user in the form of a recommendation.
Knowledge base
contains knowledge necessary for understanding, formulating and solving problems.
Inference engine
is a computer program that provides a methodology for reasoning and formulating conclusions
User interface
enables users to communicate with the computer
Blackboard
is an area of working memory set aside for the description of a current problem.
Explanation subsystem
explains its recommendations
Natural language processing (NLP):
Communicating with a computer in English or whatever language you may speak
Natural language understanding/speech (voice) recognition
The ability of a computer to comprehend instructions given in ordinary language, via the keyboard or by voice.
Natural language generation/voice synthesis
Technology that enables computers to produce ordinary language, by “voice” or on the screen, so that people can understand computers more easily.
Neural networks
is a system of programs and data structures that approximates the operation of the human brain
Fuzzy logic
deals with the uncertainties by simulating the process of human reasoning, allowing the computer to behave less precisely and logically than conventional computers do.
Involves decision in gray areas.
Uses creative decision-making processes.