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What are the various page replacement algorithms used for page replacement?
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 "cooke
LRU page replacement In least lately used page replacement algorithm we will replace that page that hasn't been used for the longest period of time. This is similar as an opti
Write a short note about schedulers. Processes migrate between the various scheduling queues throughout its life time. The operating system should select for scheduling purpose
Process States A total of nine states are acknowledged by the UNIX system. They are like as follow: User running Executing
Determine an imperative statement Imperative statement points out an action to be carried out during execution of assembled program
how response times are reduced by allowing time sharing on top of multiprogramming
What are over lays? If a large process enters which is huge than the available memory we are able to use overlays. In this we can divide process into pieces .which is recognize
How Virtual memory is implemented Virtual memory can be implemented along with Segmentation and Paging
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Q. Why is rotational latency typically not considered in disk scheduling? How would you alter SSTF, SCAN and C-SCAN to comprise latency optimization? Answer: Most disks don't
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