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Explain what semaphores are, their usage, implementation given to avoid busy waiting and binary semaphores. Semaphore definition Usage for mutual exclusion and process synch
EXPLAIN THE SCAN SHUDDULING WITH DIAGRAM
What is Belady's anomaly When plotting on a graph the page faults versus the number of available frames. We notice that the number of faults for four frames is greater than th
In a multiprogramming and time sharing environment several users share the system simultaneously .what are two such problems?
Write a short note about context switch. Switching the CPU to another process needs saving the state of the old process and loading the saved state for the new process. This ta
. Nested Macro calls are expanded using the
Process States A total of nine states are acknowledged by the UNIX system. They are like as follow: User running Executing
Q. Describe why SSTF scheduling tends to favour middle cylinders over the innermost and outermost cylinders. Answer: The middle of the disk is the location having the smalles
when demand is 24000 units/year, production rate is 48000 units/year, setup cost is rs 200 per setup, carring cost is rs 20 per units/year, and economic batch quantity is 692.8203
what is unbounded buffer
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