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Define LRU Page Replacement Algorithm
LRU policy: LRU expands to least currently use. This policy suggests which we re- move a page whose last usage is farthest from current time. For reference string that is: 1, 2, 3, 4, 1, 2, 5, 1, 2, 3, 4, 5, we comprise the subsequent page faults.
Q. What are three benefits of dynamic (shared) linkage of libraries compared to static linkage? What are two situations where static linkage is preferable? Answer: The
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Why is rotational latency usually not considered in disk scheduling? How would you modify SSTF, SCAN, and C-SCAN to include latency optimization? Most disks do not export their
What is Multiprogramming? Multiprogramming is the capability of am operating system to support multiple applications running concurrently. Multiprogramming simply means that an
Unisex Restroom Problem
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with aid of diagram describe 2 types of fixed partition allocation used in operating system
List five services provided by an operating system. Explain how each provides convenience to the users. Explain also in which cases it would be impossible for user-level programs t
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