Setting the password is done with the passwd command.  You also have to put the 
user in a superuser group (probably wheel) with usermod -G wheel. 

Sent from my iPhone

On Sep 7, 2011, at 5:51 PM, Sue Sivets <[email protected]> wrote:

> We're hosting a class sometime in the next week or two, and I've been
> asked to create 8 userids with superuser authority on a RedHat 5.4
> system. I thought I had been fairly successful, but  when I tried to
> test the userids, I keep getting a password prompt, and at this point
> I'm frustrated and not a happy camper.  I hope someone can tell me what
> I'm doing wrong. I also hope and suspect that it's something simple
> stupid.  I've got a couple of questions.
> 
> First, what command and options should I be using to create the userid
> w/ a home directory and whatever else may be needed, along with the
> superuser attributes?
> Second what option do I need to use to make these userids superusers. I
> was told that their uid needed to be zero, and I didn't need to do
> anything else. That's apparently not quite true.
> Third, how do I list the userid after it's created?
> 
> My initial attempt was the following command:
>     useradd -p user1 user1
> but it doesn't create a superuser. So then I tried
>    usermod -o -u 0 user1
> but I got an error message with --help info so I deleted the user1
> userid with userdel, and started over. This time I tried
>   useradd -o -p user1  -u 0 user1.
> I still couldn't log on so I changed the password:
>   usermod -p xuser1 user1
> and I still can't log on.
> 
> I  know I'm missing something, but I haven't got the foggiest idea what
> it might be.
> 
> Sue Sivets
> 
> --
> Suzanne Sivets
> Systems Programmer
> Innovation Data Processing
> 275 Paterson Ave
> Little Falls, NJ 07424-1658
> 973-890-7300
> Fax 973-890-7147
> [email protected]
> 
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