Among the many differences between an optical disc and a magnetic disk is the design of the disc track and sectors.
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Q1: A fixed-head disk is lower in cost
Q2: On a magnetic tape, the inter-record gap
Q3: DASDs are good for files with low
Q4: N-Step SCAN holds all new requests until
Q6: A find strategy determines the order in
Q7: A magneto-optical (MO) disk drive combines the
Q8: Buffers are used extensively to better synchronize
Q9: Two of the most important measures of
Q10: Each unit in the I/O subsystem can
Q11: The SCAN algorithm moves the arm methodically
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