Note the points about data dictionary views and dynamic performance views:  1.These are stored in the SYSTEM tablespace.  2.These are the based on the virtual tables.  3.These are owned by the SYSuser.  4.These can be queried by a normal user only if O7_DICTIONARY_ACCESSIBILTY parameter is set toTRUE.  5.V$FIXED_TABLE view can be queried to list the names of these views.  Which statements listed describe the data dictionary views()
A:1 and 3
B:2,3,and 5
C:1,2,and 3
D:2,3,4,and 5
出自:Oracle认证