When the file /usr/ast/work/f is opened, several disk accesses are needed to read i-node and directory blocks.

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When the file /usr/ast/work/f is opened, several disk accesses are needed to read i-node and directory blocks. Calculate the number of disk accesses required under the assumption that the i-node for the root directory is always in memory, and all directories are one block long.
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Modern Operating Systems

ISBN: 978-0133591620

4th edition

Authors: Andrew S. Tanenbaum, Herbert Bos

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