Get objects modified recently

Get database objects that are modified in last 7 days.

SELECT OWNER,
 OBJECT_NAME,
 OBJECT_TYPE,
 TO_CHAR(LAST_DDL_TIME,'YYYY/MM/DD HH24:MI:SS') LAST_MODIFIED_DATE,
 TO_CHAR(CREATED,'YYYY/MM/DD HH24:MI:SS') CREATED_DATE,
 STATUS
FROM dba_objects
WHERE  (SYSDATE - LAST_DDL_TIME) < 7