Exhibit：

View the Exhibit. 
Your Oracle 10g database has 6 tablespaces in which： 
-TEMP is the default temporary tablespace 
-UNDOTBS1 is the default undo tablespace 
-USERS is the default permanent tablespace 
In this database， which two tablespaces can be made read only？（）

A.The database files are synchronized.
B.Uncommitted changes are not rolled back.
C.The database is closed， but the instance is still started.
D.Database buffers and redo buffers are not written to the disk.
E.The database undergoes automatic media recovery during the next startup.

A.TEMP
B.UNDO
C.INDEX
D.SYSAUX
E.SYSTEM

A.owner
B.touser
C.include
D.schemas
E.fromuser
F.transform
G.remap_schema
H.remap_datafile
I.reuse_datafiles
J.remap_tablespace