What is the meaning of *nix?

Question

What is the meaning of *nix, and what is its relation with Ruby?

Just saw that in an interview question... I think there is something to do with UNIX distros, but I

Answer 1

*nix is a general term to refer to the whole family of Unices, to the operating systems that follow the POSIX¹ standard.

Ruby is a programming language, there's no general relationship between the two.

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1: Portable Operating System Interface [for Unix]