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EXAMPLE FOR SEGMENTATION
Consider an instance as given in the table and we have five segments numbered from 0 through 4 the segment is stock in the physical memory as shown. The segment table has a detach entry for every segment giving the beginning address of the segment in physical memory and length of that segment.
For illustration segment 2 is 400 bytes long as well as begins at location 4300 and a reference to byte 53 of segment 2 is mapped onto location 4300+53=4353.
Enhanced Second chance algorithm In this a modify bit is as well used. Now if the ordered pair of reference and modify is (0,0) neither recently used nor modified - the best
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Define Program preemption The Forced de-allocation of the CPU from a program which is executing on the CPU is known as Program preemption
VoIP (Voice over Internet Protocol), also called Internet telephone, was once a novelty on the Internet, but not very useful because of all the problems with poor voice quality and
what operating system mean
Define a program in execution is known as A program in execution is known as a process
An operating system provides the environment within that programs are executed. Internally operating systems differ greatly in their makeup because they are organized along many di
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Optimal page replacement An optimal page replacement algorithm has the least page fault rate of all algorithms. The algorithm states that put back the page that will not be us
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