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What will happens when a process closes the file?

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What will happens when a process closes the file?

(a) per-process table entry is not removed

(b) system wide entry’s open count is decremented

(c) all of the mentioned

(d) none of the mentioned

I have been asked this question in an internship interview.

This is a very interesting question from File System Implementation in portion File Systems and their Implementation of Operating System

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Correct answer is (b) system wide entry’s open count is decremented

Explanation: None.

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