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Define secondary memory.
This memory holds those pages that are not there in main memory. The secondary memory is usually a high speed disk. It is called as the swap device, and the section of the disk used for this purpose is called as swap space.
Removing System Dependencies Because portions of the client - server application program may execute on different machines, it is very important for the developer to remove the
is there any difference between the trap and interrupt??
What are the advantages of Contiguous allocation? The advantages are a. Supports direct access b. Supports sequential access c. Number of disk seeks is minimal.
Present your own fully documented and tested programming example illustrating the prevention of a data race in a parallelised program. This is an example where total number of p
The field that consists of a segment index or an internal index is known as Target datum is field that consists of a segment index or an internal index.
What is meant by demand paging? Explain. Demand paging is a technique to implement virtual memory. In demand paging simply when a page is required it is brought into memory. As
why we say " OS is a resource allocator" and “OS is a control program"?
Define ‘LRU’ page replacement policy LRU is Least Recently Used page replacement policy.
What is sector sparing? Low-level formatting also sets aside extra sectors not visible to the operating system. The controller can be told to change each bad sector logically w
What components of the R/e system initiate the start of background jobs at the specified time? The batch scheduler initiates the begin of background job. The dispatcher then s
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