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Explain the various page replacement strategies.
Page replacement-basic scheme with diagram
Optimal page replacement
LRU page replacement
FIFO page replacement
LRU approximation page replacement
Counting-based page replacement
Page buffering algorithm
Q. Explain the Concept of Process? A process is sequential program in execution. A process states the basic unit of computation for the computer. Components of process are:
Regard as a computer system that runs 5000 jobs per month with no deadlock-prevention or deadlock-avoidance scheme. Deadlocks take place about twice per month and the operator must
what is process creation and how to create a process
Q. Explain about Error detection method? Error detection: error can occur in CPU, in I/O devices or in memory hardware. Operating system constantly needs to be aware of possi
While it is hard to resolve a deadlock which has been detected, fortunately it is fairly easy to prevent deadlocks from ever happening. The key is that the conditions above for dea
list trhe various classification of model and types?
List ways to share files among directories in operating systems. a. Copy file from one account into another. b. Link directory entry of "copied" file to directory entry of o
#question After working for 30 years, Ramjee Somjee Dutt opted for VRS and started a courier company and did very well in the first four years. He was now looking for expansion of
Suppose we have 3 processes running at the same time as shown in the following table. Each resource only has one instance. Show a possible scenario of resource allocation that r
You have a system with two primary workloads. One performs sequential access to a set of large files, the other performs small, independent, random reads to a separate set of large
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