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Enhanced Second chance algorithm
In this a modify bit is as well used. Now if the ordered pair of reference and modify is
(0,0) neither recently used nor modified - the best page to replace.
(1,1) both referenced and modified- the worst to replace
(1,0) referenced but not modified
(0,1) not recently used but modified.
This algorithm is utilized in the Macintosh virtual memory management scheme.
SEGMENTATION HARDWARE An execution to map two-dimensional user-defined addresses into one-dimensional physical addresses. This mapping is affected by means of segment table. Ev
Explain briefly the working of semaphore with example ? The E.W. Dijkstra (1965) abstracted the key idea of mutual exclusion in his concepts of semaphores. Definition A s
Q. List three instances of deadlocks that aren't related to a computer system environment. Answer: Two cars passage a single-lane bridge from opposite directions.
Refer a program with a linked origin of 5000. Suppose the memory area allocated to it have the start address of 70000. Determine the value to be loaded in relocation register?
As we have discussed, page tables map virtual page addresses to physical page addresses. One of the advantages of using virtual addresses is that we can achieve complete separation
Define the Non Monolithic Coding First off, client - server developers must adopt a new programming mindset. Much as with the shift to object - oriented design, developers sho
shell program for Armstrong number
explain in detail about ipc in linux
Define a state which is not a fundamental process state Answer: Blocked state is not a fundamental process state
justify the role played by the operating system in managing the process to avoid deadlock
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