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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 directory, the tree structure is damaged, resulting in a simple graph structure.
If cycles are permitted to exist in the directory, we likewise require to avoid searching any component twice, for reasons of correctness as well as performance.
The drawbacks of fixed partitioning are: The number of partitions are précised at system generation time limits the number of active processes in the system. For the re
Indexed allocation Indexed allocation bringing all the pointers together into one location: the index block. Every file has its own index block, which is an array of disk-block
Explain the difference between internal and external fragmentation. Internal Fragmentation is the area in a region or a page that is not used by the job occupying that region o
What is area moment
What is meant by file management systems? File Management systems are as well referred to as simply a file system .File system is the system that an OS operating system or prog
What are the most common schemes for defining the logical structure of a directory? The most common schemes for explaining the logical structure of a directory Single-L
There is a process bloacked by a semaphore and no other process in the ready queue, can the blocked process get back to the ready queue without the semsignal() function?
Describe the differences among short-term, medium-term, and long-term scheduling. Short-term (CPU scheduler)-selects from jobs in memory those jobs that are ready to execu
Contiguous allocation The contiguous-allocation method needs each file to occupy a set of contiguous blocks of the disk. Disk addresses explain a linear ordering on the disk. T
Q. Presume that you have a page-reference string for a process with m frames (initially all empty). The page-reference string has length p along with n distinct page numbers
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