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Galvin Edition 9 Exercise 10 Question 23 (Page No. 501)
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Discuss the reasons why the operating system might require accurate information on how blocks are stored on a disk. How could the operating system improve file-system performance with this knowledge ?
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Galvin Edition 9 Exercise 11 Question 10 (Page No. 540)
The open-file table is used to maintain information about files that are currently open. Should the operating system maintain a separate table for each user or maintain just one table that contains references to files that are ... accessed by two different programs or users, should there be separate entries in the open-file table? Explain.
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Galvin Edition 9 Exercise 12 Question 10 (Page No. 582)
Contrast the performance of the three techniques for allocating disk blocks (contiguous, linked, and indexed) for both sequential and random file access.
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Mar 22, 2019
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Operating System
Mar 22, 2019
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Galvin Edition 9 Exercise 10 Question 7 (Page No. 497-498)
It is sometimes said that tape is a sequential-access medium, whereas a magnetic disk is a random-access medium. In fact, the suitability of a storage device for random access depends on the transfer size. The term streaming transfer rate ... and tape. $f$. When is a tape a random-access device, and when is it a sequential-access device ?
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Mar 22, 2019
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Mar 22, 2019
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Galvin Edition 9 Exercise 11 Question 18 (Page No. 541)
Discuss the advantages and disadvantages of associating with remote file systems (stored on file servers) a set of failure semantics different from that associated with local file systems.
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