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  1. Categories >> Software >> Operating Systems >> Unix >> Unix IPC
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What Happens when you execute a command?

Question Posted / basha

Answer Posted / basha

Hi
command execute process used by shell
it will check
1.physical memory
a)alias
b)functions
2.HDD
c)builtin commands
d)path
e)execute permission
f)system calls FORK_EXEC_EXIT
it it founds then it will execute and give the info other
wise it shows shell name and not founs.

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