Can anyone help me how to disable the cdrom in Ubuntu 11.10 OS level.
I tried searching google but I could not find any solution.
To remove a user [eg. john] from membership of a group [eg. accounts] use:
And, to undo:
So to match example (in other answer):
Do it in your risk
Take a backup of
press ctrl+alt+t and type
Remove the users from cdrom(in this screenshot tachyons is the user name)
save the file and restart your pc