Nice article Steve, I actually fail to be amazed now on how many ( interviewed ) dba's wouldn't get past some of your points - I won't go into what I've found in my travels either!!!
It was a good slant to look at DBA skills in this manner.
[font="Comic Sans MS"]The GrumpyOldDBA[/font]
www.grumpyolddba.co.uk
http://sqlblogcasts.com/blogs/grumpyolddba/