Find out application base path which is useful to find out the file on application server.
SELECT fa.application_id "Application ID",
fat.application_name "Application Name",
fa.application_short_name "Application Short Name",
fa.basepath "Basepath"
FROM fnd_application fa, fnd_application_tl fat
WHERE fa.application_id = fat.application_id
AND fat.language = USERENV ('LANG')
ORDER BY fat.application_name;