cubrid createdb options database_name
This is the syntax of the createdb utility. There are numerous values you can use with options. To see the full list, see the manual http://www.cubrid.org/manual/840/en/Database%20Administration-Creating%20Database.
For your particular case, these are the options you should use:
The explanation of each option and their default size are thoroughly explained in the manual.
You are either using a very old browser or a browser that is not supported. In order to browse cubrid.org you need to have one of the following browsers: