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10 Cards in this Set
- Front
- Back
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System Theory: Define a system, an open system and a closed system.
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system - a set of parts or objects that are structured and interrelated, forming a unique whole in an environment; set apart by a boundary.
open system - has exchange with the environment. closed system - does not have an open exchange with the environment. |
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What are the characteristics of a System?
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Wholeness
Interdependence Equilibrium Equifinality Hierarchy Change/ Adaptability Exchange with the environment |
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What are the levels of a Closed System?
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1. Static structure - universe
2. Simple dynamic - clock 3. Cybernetic control - thermostat |
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What are the levels of an Open System?
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1. self-maintenance - the cell
2. biological - plants/animal 3. human - individual 4. social - human organization 5. transcendental -metaphysical |
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What is a special case of Systems Theory?
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Cybernetics. It involves control and self-regulation via communication with an emphasis on feedback.
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What are the mechanisms of Cybernetics?
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1. Goal parameters
2. A control center: sensor, comparator, activator 3. Feedback: negative or positive 4. Corrective action capability |
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Who came up with the Information Theory and when ?
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Shannon and Weaver. 1949
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What was the focus of the Information Theory?
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The transmission and reception of signals between the sources and the destination taking into account the chaos, stability and information load in the environment.
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What are the concepts of the Information Theory?
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Information
Entropy Piece Bit Turbulence Information load Uncertainty reduction |
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What is Social Cognition Theory?
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How we come to know things in social contexts.
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