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What do you mean by first fit?
First fit allocates the first hole that is big sufficient .Searching can either start at the starting of the set of holes or where the previous first-fit search ended. Searching can be stopped as soon as a free hole that is big enough is found.
Q. You have devised a fresh page-replacement algorithm that you think may be optimal. In a few contorted test cases Belady's anomaly occurs. Is the fresh algorithm optimal? Descr
Define the OS/2 threads code The sample program in Listing is very similar to the NetWare example. OS/2 commands are substituted for the pseudocode commands controlling thread
Windows admin need it Project Description: We want to protect an executable on operating system level , so the process could be visible among all users while the executable r
What is an I/O subsystem? The control of devices connected to the computer is a main issue while designing operating systems. Since I/O devices differ widely in their function
explain hierarchical,hashed and inverted paging
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why we say" OS is a resource allocator" and “OS is a control program"?
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. Th
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