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What is Demand paging?
Virtual memory is commonly executed by demand paging. In demand paging, the pager brings only those essential pages into memory instead of swapping in a whole process. Thus it avoids reading into memory pages that will not be used anyway, reducing the swap time and the amount of physical memory required.
What is monolithic and its diagram
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what are operating system services
Problem 1: (a) The grouping of organisational activities (usually into ‘departments' or larger ‘divisions') can be done in different ways. Outline 7 criteria which can be used
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