
Login to the SQL*PLUS and execute below query command,
SQL> show parameter spfile NAME TYPE VALUE ------------ ----------- ------------------------------ spfile string /oracle/SID/112_64/dbs/spfileSID.ora

Login to the SQL*PLUS and execute below query command,
SQL> show parameter spfile NAME TYPE VALUE ------------ ----------- ------------------------------ spfile string /oracle/SID/112_64/dbs/spfileSID.ora