If I know the PID number of a process, how can I get its name?

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Chapters
00:00 Question
00:23 Accepted answer (Score 381)
01:00 Answer 2 (Score 63)
01:40 Answer 3 (Score 20)
02:01 Answer 4 (Score 13)
02:22 Thank you

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Full question
https://superuser.com/questions/632979/i...

Accepted answer links:
[ps]: http://pubs.opengroup.org/onlinepubs/009...

Answer 3 links:
[image]: https://i.stack.imgur.com/oEpfi.jpg

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Tags
#linux #unix #shell #process #pid

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