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Enhanced second-chance algorithm.
When we increase the second-chance algorithm by considering both the reference bit and the modify bit as an order pair. We have the following four possible classes.
a) (0,0) neither recently used nor modified - best page to replace.
b) (0,1) not recently used but modified - not quite as good.
c) (1,0) recently used but clean - it probably will be used again soon.
Describe the following allocation algorithms: a. First fit b. Best fit c. Worst fit a. First-fit: search the list of available memory and all
Define the WindowsNT WindowsNT provides a two-level approach to resource management: process and thread. The process is the uppermost level and contains most of the application
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Define Middleware to Ease the Low-Level Protocol Burden Fortunately, many products are available today to ease the low-level protocol burden on the application programmer. Midd
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what is I/O management Linux
Hierarchical paging Single way is to use a two-level paging algorithm, in which the page table itself is also paged. A logical address is separated into a page number and a pag
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