What is a zombie?

Zombie processes can be identified in the output of ‘ps’ by the presence of ‘Z’ in the STAT column. Zombies are child processes whose parent process died without reaping its children. Zombies can’t be killed with the usual KILL signal.
So… there you go. This is the technical part of your Linux interview handled. Don’t ask me why but these are the top most repeated Linux questions at interviews. If it is recruiters lack of creativity or laziness. It is simply a fact.

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