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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. Therefore the number of disks seeds needed for accessing contiguously allocated files is minimal. The IBM VM/CMS operating system uses contiguous allocation because it gives such good performance.
Define race condition. When various process access and manipulate similar data concurrently, then the outcome of the execution depends on certain order in which the access take
whats 9 times 56
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What are the advantages of Linked allocation? The benefits are a. No external fragmentation b. Size of the file does not require to be declared
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Sharing segments between processes without requiring the same segment number is possible in a dynamically linked segmentation system. a. Define a system that permits sta
In a multiprogramming and time-sharing environment, several users share the system simultaneously. This situation can result in various security problems. a
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