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Additional-reference-bits algorithm
We can keep an 8-bit byte for every page in a table in memory. The operating system shifts the reference bits right 1 bit, discarding the low-order bit. These 8 bits sift register have the history of page used for previous eight time periods. A page with a history value of 11000100 has been used more just than has one with 01110111. The page with the lowest number is the LRU page, and it can be changed.
advantages and disadvantages of monolithic and layered approach
What is monolithic and its diagram
What is linked allocation, as detailed in text? Directory has pointers to first and last blocks of file. Every block of file (except last) has pointer to the next block.
Determine a critical section is a program segment Critical section is where shared resources are accessed
Q. The term "fast wide SCSI-II" signifies a SCSI bus that operates at a data rate of 20 megabytes per second when it moves a packet of bytes among the host and a device. Presume t
What is an effector process? The effector process is a method that verifies itself.The effector process exists in particular criteria.
operating systems and its types together with its design issues and their examples.
The principle is that of ordinary addition; however remember the highest number is 1. Calculate the following: 11001 + 11
what is internal fragmentation?
General graph directory The serious problem with using an acyclic-graph structure is ensuring that there are no cycles. When we insert links to an existing tree-structured dire
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