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What are the various page replacement algorithms used for page replacement?
What criteria are important in choosing a file organisation?
Process termination A process terminates when it finishes implementing its final statement and asks the operating system to delete it by using the exit system call. At that tim
What is Demand paging? Virtual memory is commonly executed by demand paging. In demand paging, the pager brings only those essential pages into memory instead of swapping in a
What is the benefits OS co-operating process? Information sharing. Computation speeds up. Modularity. Convenience.
Placement algorithms :calculate where in available real-memory to execute a program. Common functions are next-fit, first-fit, and best-fit. Replacement algorithms :are
What are the various categories of software? System software Application software Engineering/Scientific software Embedded software Web Applications Artificial I
Write a note on semaphores A semaphore is a tool meant for synchronizing multiple processes trying to access a shared variable. That is a semaphore is used to deal with the cri
Q. What is the purpose of system calls? Answer: System calls permit user-level processes to request services of the operating system.
mention the three problems that mat be caused by wrong initialization and placement of wait() and signal()operations in the use of semaphore
I need help,i want a brief and easy explanation to understand and write in exams and easy to understand topic of DMA block diagram which Is of I/O management and scheduling? can u
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