The most widely used storage medium is the optical disc.
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Q12: Storage and retrieval on sequential storage devices
Q13: _is located near the CPU and stores
Q14: In direct access,records are organized sequentially.
Q15: An advantage of a flat-panel monitor is
Q17: Hardware,in computer terms,refers to the physical components
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Q20: Optical bar recognition senses data encoded in
Q21: A_ is a socket used to connect
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