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Computing (FOLDOC) dictionary
backing store
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1. storage Computer memory, usually magnetic disks,
storing data and programs. Sections of this information can
Backing store is cheaper but RAM is faster. Such a hierarchy
of memory devices allows a trade-off between performance and
2. text Character storage in memory or on disk, as opposed
to displayed or printed characters. This distinction is
important where the visual ordering of characters differs from
the order in which they are stored, e.g. bidirectional or
non-spacing layout.
In a Unicode encoding, text is stored in sequential order in
the backing store. Logical or backing store order corresponds
corrections such as insertions, deletions, and overtyping). A
text rendering process converts Unicode text in the backing
store to readable text.