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Determine the reasons for Poor response time
Process busy or High I/O rates or High paging rates
The hardware to support demand paging is as follows Page table: This table has the skill to mark an entry invalid though a valid-invalid bit or particular value of protectio
what common event leads to the creation of a process?
There are three kinds of Data Abstraction: Physical level: The minimum level of abstraction defines how data are saved. Logical level: The next bigger level of a
Q. Why is it significant to balance file system I/O among the disks as well as controllers on a system in a multitasking environment? Answer: A system can perform mere
What is thrashing? It is a method in virtual memory schemes when the processor spends most of its time swapping pages, rather than implementing instructions. This is because o
Write a short note about the different STATES of a process. As a process implement it changes state. The state of a process is described in part by the current activity of that
what is meant by lazzy swapper
What is the use of inter process communication. Inter process communication gives a mechanism to allow the co-operating process to communicate with each other and synchronies t
Demand paging gives that pages could only be brought into memory if the running process acts them. This is usually referred to as lazy evaluation as only those pages operated by
Q. What are the five main activities of an operating system in regard to process management? Answer: a. The creation as well as deletion of both user and system processes
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