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What are the various page replacement algorithms used for page replacement?
Describe the differences between foreground and background processing. What advantage does background processing provide? 1. Background processes typically run with little or no
Worst Fit Algorithm Here we obtain the largest space available for the smallest. Therefore after that process entered there will be much more space remaining. In this space we
Logical File System Responsible for providing the before discussed interface to the user including: File access. Directory operations. Security and protection.
Clocks in distributed systems : a. Why are clocks difficult to synchronize in distributed systems? b. What features in a system assume that the clocks are (reasonably) synchr
Buddy system of memory allocation Free memory is used to maintain in linked lists, each of similar sized blocks. Every block is of size 2^k. When some memory is needed by a th
Explain the ThreadSwitchWithDelay Function used in Netware ThreadSwitchWithDelay( ) This command is used when threads are waiting for an event or resource but don't want t
what is the function of operation management?
Write on short note DMA. Direct M emory Access (DMA) is a technique for transferring data from main to a device without passing it through the CPU. Computers that have
What is the sequence in which resources may be utilized? Under normal mode of operation, a process may utilize a resource in the following sequence: Request: If the requ
What are the various page replacement algorithms used for page replacement? FIFO page replacement Optimal page replacement LRU page replacement LRU approximat
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