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单选题:Which reason does not make sense: The operating system generally

Luz5年前 (2021-05-10)题库708
Which reason does not make sense: The operating system generally treats removable disks as shared file systems but assigns a tape drive to only one application at a time, because@[D](1)
A. Disks have fast random-access time, so they give good performance for interleaved access streams. By contrast, tapes have high positioning time
B. The owner of the Tape cartridge may wish to store the cartridge off-site (far away from the computer) to keep a copy of the data safe from a fire at the location of the computer
C. Historically tape cartridges are often used to send large volumes of data from a producer to the consumer. Such a tape cartridge is reserved for that particular data transfer
D. None of above





A.Disks have fast random-access time, so they give good performance for interleaved access streams. By contrast, tapes have high positioning time
B.The owner of the Tape cartridge may wish to store the cartridge off-site (far away from the computer) to keep a copy of the data safe from a fire at the location of the computer
C.Historically tape cartridges are often used to send large volumes of data from a producer to the consumer. Such a tape cartridge is reserved for that particular data transfer
D.None of above


答案:D