Display all views? Easy.

Just Execute:

Select o.object_name, substr(o.status, 1, 1) status, o.last_ddl_time, o.object_id, o.created, o.owner

from       sys.DBA_OBJECTS o

where      o.object_type = 'VIEW'

and o.owner = 'SYS'

Result:

OBJECT_NAME	STATUS	LAST_DDL_TIME	OBJECT_ID	CREATED	OWNER
_utl$_lnc_ind_parts	V	3/30/2010 10:09	5373	3/30/2010 10:09	SYS
_utl$_lc_ind_subs	V	3/30/2010 10:09	5374	3/30/2010 10:09	SYS
_utl$_gp_ind_parts	V	3/30/2010 10:09	5372	3/30/2010 10:09	SYS
_utl$_gnp_ind	V	3/30/2010 10:09	5371	3/30/2010 10:09	SYS
_USER_REPL_NESTED_TABLE_NAMES	V	3/30/2010 10:10	6964	3/30/2010 10:10	SYS
_USER_QUEUE_SCHEDULES_COMPAT	V	3/30/2010 10:11	9258	3/30/2010 10:11	SYS