No, it’s just the number of a specific signal.

https://www.man7.org/linux/man-pages/man7/signal.7.html

Skill issue.

You cannot catch SIGKILL.

https://stackoverflow.com/questions/2541597/how-to-gracefully-handle-the-sigkill-signal-in-java/2541618#2541618

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It is the collateral of political ignorance.

Memory is still structured like a file and referenced over addresses, we just call it something else.

You sound like you’re really fun and easy to work with.

And for the full Linux experience do it at the perfect moment, such as when you’re in a lecture or customer presentation!