phpbb help

[anilshiv]

Basic Configuration
Default board language: English
Database Type: MySQL 3.xMySQL 4.x/5.xPostgreSQL 7.xMS SQL Server 7/2000MS Access [ ODBC ]MS SQL Server [ ODBC ]
Choose your installation method: InstallUpgrade
Database Configuration
Database Server Hostname / DSN:
Your Database Name:
Database Username:
Database Password:
Prefix for tables in database:
Admin Configuration
Admin Email Address:
Domain Name:
Server Port:
Script path:
Administrator Username:
Administrator Password:
Administrator Password [ Confirm ]:

i do not under stand how to fill tis out.
i do know pass and user naame tho but the daaata base part no.