[CentOS] Real sh? Or other efficient shell for non-interactive scripts

[Gordon Messmer]

On 04/24/2015 03:57 AM, Pete Geenhuizen wrote:
> if you leave it out the script will run in whatever environment it
> currently is in.

I'm reasonably certain that a script with no shebang will run with 
/bin/sh.  I interpret your statement to mean that if a user is using ksh 
and enters the path to such a script, it would also run in ksh.  That 
would only be true if you "sourced" the script from your shell.