Two of the most important measures of optical disc drive performance are sustained data-transfer rate and maximum access time.
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Q15: Device management principles are changing rapidly to
Q16: Seek time is the fastest characteristic of
Q17: When using DMA,the CPU controls the transfer
Q18: There are many more sectors on an
Q19: Blu-ray discs are available in several formats:
Q21: If 2.5 minutes is the maximum access
Q22: On an optical disc,all sectors are _.
A)
Q23: Transfer rate of a magnetic tape is
Q24: The I/O _ allocates the devices,control units,and
Q25: A dual-layer,single-sided DVD can hold the equivalent
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