Sequential access memory: Difference between revisions

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revert: HDDs and CDs are still sequential access; like tapes, they also have seeking functionality -- except that seeking is simply faster
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While sequential access memory is read in sequence, accesses can still be made to arbitrary locations by "seeking" to the requested ___location. This operation, however, is often relatively inefficient (see [[seek time]], [[rotational delay]]).
 
Magnetic sequential access memory is typically used for [[secondary storage]] in general-purpose computers due to their higher density at lower cost compared to RAM, as well as resistance to wear and [[non-volatility]]. Examples of SAM devices still in use include [[hard disk]]s, [[CD-ROM]]s and [[magnetic tapestape]]s. Historically, [[drum memory]] has also been used.
 
==See also==