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Memory Protection
Q. What are the three main activities of an operating system in regard to secondary-storage management? Answer: 1) Free-space management 2) Storage allocation 3) Disk
Write a short note on disk structure Modern disk drives are initiate as large one dimensional array of logical blocks where the logical block is the smallest unit of transfer.
mention the three problems that mat be caused by wrong initialization and placement of wait() and signal()operations in the use of semaphore
FCFS (First Come, First Served) Perform operations in order requested No reordering of work queue No starvation every demand is serviced Poor performance
what is process creation and how to create a process
. Nested Macro calls are expanded using the
explain how response time are reduced by allowing time sharing on top of multiprogramming
Describe the differences between foreground and background processing. What advantage does background processing provide? 1. Background processes typically run with little or no
When the Page fault frequency in an operating system is reduced Locality of reference is appropriate to the process
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