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An operating system involves 3 user processes each one requiring 2 units of resource R .The minimum number of units of R like no deadlocks will ever take place is The minimum
Buffering Messages exchanged by communication processes reside in a impermanent queue. Such a queue can be executed in three ways. Zero capacity: The queue length is 0.
The Cigarette-Smokers difficulty Consider a system with three smoker processes and one agent process. Every smoker continuously rolls a cigarette and then smokes it. But to roll as
The physical memory acts as a cache backed by the disk. When the physical memory is full, and we want to read in another page from disk, we have to evict a page from physical memor
The performance of a file system depends upon the cache hit rate (fraction of blocks found in the cache). If it takes 1 msec to satisfy a request from the cache, but 40 msec to sat
Question 1: (a) Discuss about the evolution of operating systems from mainframe batch systems to mainframe time sharing systems. (b) Explain your understanding of the "sus
EXAMPLE FOR SEGMENTATION Consider an instance as given in the table and we have five segments numbered from 0 through 4 the segment is stock in the physical memory as shown. Th
Define throughput? Throughput in CPU scheduling is the number of processes that are completed per unit time. For long processes, this rate might be one process per hour; for sh
What are the deadlock p revention methodologies? a. Necessitate that processes request all resources before starting - if cannot be granted don't run. b. Process
Problem: (a) Based on your experience in setting up Windows 2003 Server operating system, briefly describe the twelve different steps in which the installation is conducted du
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