The shell that is use can be changed on a peer person basis so you will be running wherever she'll you have listed in the /etc/passed file.

Users are probably using bash.  I believe the system defaults to dash for its scripts.

Brian Cluff

On October 12, 2014 3:59:12 PM MST, Michael Havens <bmike1@gmail.com> wrote:
>okay.... king of stupid questions has a new question. When I open a
>terminal I always thought the shell I was running was bash.
>http://www.interworx.com/community/alternative-shells-for-linux/ says
>that
>in reality it is Dash. "If you’re running a Debian version later than
>Squeeze, or one of its derivatives, including Ubuntu, then you’re
>likely
>already using Dash, as it’s the default for those distributions. " How
>do I
>verify this? And does this mean that there is no need to worry about
>the
>Bash vulnerability that was recently discovered?
>http://arstechnica.com/security/2014/09/bug-in-bash-shell-creates-big-security-hole-on-anything-with-nix-in-it/
>
>
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