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Partitions and mounting
A disk can be sliced into many partitions, or a partition can span multiple disks. Every partition can be either "raw", having no file system, or "cooked" containing a file system. Raw disk is used where no file system is appropriate. Raw disk can also hold information required by disk RAID systems, such as bit maps indicating which blocks are mirrored and which have changed and required to be mirrored
Explain the various page replacement strategies. Page replacement-basic scheme with diagram Optimal page replacement LRU page replacement FIFO page replacement LRU
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Q. Describe why SSTF scheduling tends to favour middle cylinders over the innermost and outermost cylinders. Answer: The middle of the disk is the location having the smalles
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