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Q. Describe the purpose of the open() and close() operations.
Answer:
Optimal page replacement An optimal page replacement algorithm has the least page fault rate of all algorithms. The algorithm states that put back the page that will not be us
Ask using a laballed diagram explaining the architecture of windows operating ststem
Enhanced second-chance algorithm. When we increase the second-chance algorithm by considering both the reference bit and the modify bit as an order pair. We have the following
Write about directory structure?
Question: (a) Explain the similarities and differences between two different threads running in the same process and two independent processes. When would you want to use two t
Briefly discuss on Bankers algorithm? The resource-allocation graph algorithm is not applicable to a resource-allocation system with multiple examples for each resource type.
In a p system each part (RAM, ROM, I/O) has a unique set of numbers. The allocation of these numbers is usually stated in the form of a memory map. This is a plot of data bus agai
What are the five major activities of an operating system in regard to file management? The creation and deletion of files The creation and deletion of directories The s
What are the various file operations? The six basic file operations are Creating a file Reading a file Writing a file Repositioning within a file Tr
wat are the commands used for creating the file hierarchy
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