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What is busy waiting?
The repeated implementation of a loop of code while waiting for an event to happen is known as busy-waiting. The CPU is not engaged in any actual productive activity during this period, and the process does not progress toward completion.
Safety algorithm : This is to make sure if the system is in safe state or not. It may need an order of m x n2 operation to determine if the state of the system is safe or not.
Define Virtual memory Virtual memory is employed in all major commercial operating systems
Write in brief on UNIX file structure. UNIX considers every file to be a sequence of 8-bit bytes no interpretation of these bits is made by the operating system. This system pr
Windows admin need it Project Description: We want to protect an executable on operating system level , so the process could be visible among all users while the executable r
Explain the basic method of paging method. Physical memory is divided into the fixed-sized blocks called frames. Logical memory is as well divided into blocks of the same size
what is meant by lazzy swapper
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
Q. What is the use of system programs? Answer: System programs are able to be thought of as bundles of useful system calls. They provide fundamental functionality to users so
demonstrate ergonomics
How does an operating system make multiprogramming possible by using single processor?
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