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What does os.link() do?

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What does os.link() do?

(a) create a symbolic link

(b) create a hard link

(c) create a soft link

(d) none of the mentioned

This question was addressed to me in semester exam.

My query is from Operating System topic in portion Mapping Functions and Modules of Python

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The correct answer is (b) create a hard link

The best I can explain: os.link(source, destination) will create a hard link from source to destination.

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