You can not become an admin unless you apply for a job at zynga.
Get hired by Zynga. You will be required to have extensive computer programming knowledge before they will even concider your job application.
Yes, you can become a Stardoll admin.
you cant
The first100 people first ever to play YoVille are offered to be a moderator
No !
You need to be applied admin rights from the server host.
you dont
Note: this is not an answer. I love that server.
It Depends what you mean with "Admin". The easiest way to become admin on a server would be by creating your own. Also there is some game called "Titan Land" where the Titan is a sort of admin. Through if your talking about a Blizzard Admin. I think you have to become a employee http://www.esl.eu/eu/wc3/news/29843/ Explains it all
by adding hd admin on roblox studio i did -_-
You have to own it to be an admin. You can be a moderator if the owner wants you to, though.
You become an admin when a current admin lets you be one, so I would suggest asking nicely.