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Define thrashing.
Thrashing is the accident of high page traffic and low CPU utilization. It is observed that the cause of thrashing is an under-commitment of memory to programs. The cure is to enhance the memory allocation for each program. This may perhaps have to be achieved by removing some programs from the memory that is by decreasing the degree of multiprogramming.
Hierarchical paging method Most modern computer systems maintain a large logical-address space. In this situation the page table itself turns into excessively large. To remedy
explain hierarchical,hashed and inverted paging
Question: (a) Modern processors operate in one of two modes: one for the operating system and one for applications. What is the purpose of having these two modes? What are
What is spooling? Spooling overlaps the I/O of single job with the computation of other jobs.
Managing the interaction of client and server Among the differences between traditional application programs and client server ones is that developers must create a mechanism
What are the five major activities of an operating system in regard to file management? The creation and deletion of files The creation and deletion of directories The s
Define a linker program A linker program links the program along with other programs required for its execution.
DESCRIBE OPERATING SYSTEM
Explain the various page replacement strategies. Page replacement-basic scheme with diagram Optimal page replacement LRU page replacement FIFO page replacement LRU
Q. Name two differences between logical and physical addresses? Answer: A logical address doesn't refer to an actual existing address rather it refers to an abstract address in
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