BEGIN
  DBMS_STREAMS_ADM.SET_UP_QUEUE(
   queue_table   => 'STRM_CAPTURE_QUEUE_TABLE',
   queue_name  => 'STRM_CAPTURE_QUEUE',
   queue_user    =>  'STRMADMIN') ;
END;
/

SQL> select owner,segment_name,segment_type,tablespace_name
from dba_segments
where segment_name like'%STRM%';  2    3

OWNER                          SEGMENT_NAME                        SEGMENT_TYPE       TABLESPACE_NAME
------------------------------ ----------------------------------- ------------------ ------------------------------
STRMADMIN                      STRM_CAPTURE_QUEUE_TABLE            TABLE              STREAMS_TBS
STRMADMIN                      AQ$_STRM_CAPTURE_QUEUE_TABLE_S      TABLE              STREAMS_TBS
STRMADMIN                      AQ$_STRM_CAPTURE_QUEUE_TABLE_Y      INDEX              STREAMS_TBS
STRMADMIN                      AQ$_STRM_CAPTURE_QUEUE_TABLE_P      TABLE              STREAMS_TBS