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Define ‘LRU’ page replacement policy
LRU is Least Recently Used page replacement policy.
What is preemptive and nonpreemptive scheduling? Under nonpreemptive scheduling once the CPU has been allocated to a process, the process keeps the CPU unless it releases the C
we need an information about the different graph directory systems in detail by using shell sort . we also application part of directory systems in practical life. please help us i
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
Extend task 1 so that the requests are issued by the clients instead of the server. The server now do not use the "all_requests.dat" file. Instead every client thread reads from
Explain how the os implements virtual memory phenomenon.
Explain what ISAM is. Indexed sequential access method. The file is stored in sorted order. ISAM has a master index file, indicating in what part of another index file the key
Q. How could a system be designed to allow a choice of operating systems to boot from? What would the bootstrap program need to do? Answer: Delieve a system that would like to
Define the Global vs. local variables It is also important to discuss the scope of resources being granted to the application program. Variable scoping is defined as the acces
What do you understand by “line balancing”? What happens if balance doesn’t exist?
Why is rotational latency usually not considered in disk scheduling? How would you modify SSTF, SCAN, and C-SCAN to include latency optimization? Most disks do not export their
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