Glossary
absolute address A variable’s or routine’s actual address in memory.
abstraction A model that renders lower-level details of computer systems temporarily invisible to facilitate the design of sophisticated systems.
access bit Also called use bit or reference bit. A field that is set whenever a page is accessed and that is used to implement LRU or other replacement schemes.
acronym A word constructed by taking the initial letters of a string of words. For example: RAM is an acronym for Random Access Memory, and CPU is an acronym for Central Processing Unit.
active matrix display A liquid crystal display using a transistor to control the transmission of light at each individual pixel.
address A value used to delineate the location ...
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