Examine the following commands executed in your database： SQL> ALTER SESSION RECYCLEBIN=ON； Session altered 
SQL> CREATE TABLE emp TABLESPACE tbsfd AS SELECT * FROM hr.employees； 
Table created. 
Further， you executed the following command to drop the table： 
SQL> DROP TABLE emp； Table dropped. 
What happens in this scenario？ （）

A.One audit record is created for the whole session if user SCOTT successfully drops one or more tables in his session.
B.One audit record is created for every session when any user successfully drops a table owned by SCOTT.
C.One audit record is created for each successful DROP TABLE command executed by any user to drop tables owned by SCOTT.
D.One audit record is generated for the session when SCOTT grants the DROP ANY TABLE privilege to other users in his session.
E.One audit record is created for each successful DROP TABLE command executed in the session of SCOTT.

A.Upgrade the hardware/memory to accommodate the data.
B.Load the data into your database by using the PARALLEL clause.
C.Give analysts DBA privilege， so that they can query DBA_EXTERNAL_TABLES.
D.Use an external table so you can have the metadata available in your database， but leave the data in the operating system files.

A.host naming method
B.local naming method
C.external naming method
D.directory naming method