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A High-Availability System May Include Components, Such as Extra Power

question 169

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A high-availability system may include components, such as extra power supplies, that allow for a functioning component to take over automatically the tasks of a similar component that fails. What is the term for these kinds of components?


Definitions:

Central Executive

A component of working memory model that is responsible for directing attention and coordinating cognitive processes during complex tasks.

Chunking

Organizing items into familiar, manageable units; often occurs automatically.

Sensory Memory

The immediate, very brief recording of sensory information in the memory system.

Atkinson-Shiffrin

A model of memory proposed by Richard Atkinson and Richard Shiffrin in 1968 that describes memory in terms of three stores; sensory, short-term, and long-term memory.

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