how to install oracle apex

SQL> @apxldimg.sql /opt/app/apex

PL/SQL procedure successfully completed.


PL/SQL procedure successfully completed.

. Loading images directory: /opt/app/apex/apex/images

Directory created.


PL/SQL procedure successfully completed.


PL/SQL procedure successfully completed.


PL/SQL procedure successfully completed.


Commit complete.


Directory dropped.

timing for: Load Images
Elapsed: 00:00:31.67