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If you have a database available, take some time now to find the initialization file, and familiarize yourself with some of the parameters.
If you are running on a Windows machine, the initialization file for the default database will be in
c:/orant/database.
The initialization file for the default database that is created when you install Oracle software will be named initORCL.ora. On a UNIX system,
you should look in the $ORACLE_HOME/dbs directory.
