Asp.net Project with Sql connection

Question

Iam new to Asp.net. I have experienced in windows C#.net project.
I have to create Dynamic Website.
I have to use Sql as Back end. So what should i used SQl server or Express.
When i have create application ASPNETDB.mdf is created automatically.
May i used this Database to create tables.
If yes then how to Proceed?
Else what 2 do
Plz help me out!
Thanking u!

Suthish Nair · Answer

query got resolved?

Krishna Garad · Answer

If you want to use this db just double click on that it will open object explorer where you can see the tables and can create also.