The data blocks of a very large file in UNIX file system are allocated using —

2018

The data blocks of a very large file in UNIX file system are allocated using —

  1. A.

    contiguous allocation

  2. B.

    linked allocation

  3. C.

    indexed allocation

  4. D.

    an extension of indexed allocation

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Correct answer: D

UNIX uses inode-based file allocation, which supports single, double, and triple indirect blocks. This is effectively an extension of indexed allocation, suitable for very large files.

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