0 0 andrew andrew2017-02-06 09:45:442021-02-12 09:50:39Contiguous allocation
With contiguous allocation, each file occupies contiguous blocks on the disk. The location of a file is defined by the disk address of the first block and its length.
A file allocated disk space using contiguous allocation method
- Both sequential access and direct/Random access are supported by the contiguous allocation.
- Internal fragmentation may exist in the last disk block of a file.
- Difficult to increase the size of a file as the next contiguous block may not be free.
- External fragmentation
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