Hard disk
drive
the hard dive
uses platters that have a magnetic north or south position the
magnetic header move platters and read them as data
sort of like a
gramophone record where it read the music or date
by moving a needle like thing to read it HDD were made in the 1956 as
data storage for an IBM real time transaction processing computer and
were developed for use in general purpose mainframe and
minicomputers.
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