How to create directory in oracle database

SQL> Create directory PAP_HOME_DIR    as '/userdata/applications/cusap/data/gs_data';
SQL> grant read, write on directory PAP_HOME_DIR to APPS;

To query the privileges given to directory execute the following:

SQL> SET lines 80
SQL> COL grantee FORMAT a20
SQL> COL privilege FORMAT a10
SQL> SELECT directory_name, grantee, privilege  FROM user_tab_privs t, all_directories d 
 WHERE t.table_name(+)=d.directory_name ORDER BY 1,2,3;