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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 synchronization
Implementation to avoid spinlock using block and wakeup
Binary semaphores
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shell script that accepts two directory names as arguments and delete those file in the second directory that are identical to the file in the first
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Q) a. Given that the first three necessary conditions for a deadlock are in place, comment on the feasibility of the following strategy. All processes are given unique priorities.
How a virtual memory can be implemented? What are the benefits of using virtual memory?
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