disk cache

Noun
  1. A cache that stores copies of frequently used disk sectors in random access memory (RAM) so they can be read without accessing the slower disk (synset 103213862)
    is a type of: cache, memory cache - (computer science) RAM memory that is set aside as a specialized buffer storage that is continually updated; used to optimize data transfers between system elements with different characteristics
    is a part of: computer, computing device, computing machine, data processor, electronic computer, information processing system - a machine for performing calculations automatically

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