users and groups

[H.S.]

Karl F. Larsen wrote:

> 
>     If you want this user to be able to use another Desktop he must be 
> given the Group that can use this. You do this with  addgroup as root.

addgroup creates a new group and not add a user to a pre-existing group,
I believe. Please check 'man addgroup'.


>     On Ubuntu it is different because everyone can use "sudo" and become 

No, not everyone.


> root. It must be possible to remove this capability from the users but I 
> have never done so.

It is already taken care of. Only the first user created during
installation can use sudo. Additional  users must belong to admin group
to use sudo. The very first user created during installation is also
made to belong to the admin group.



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