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？ （）

单项选择题You execute the following command to audit the database activities：  SQL> AUDIT DROP ANY TABLE BY scott BY SESSION WHENEVER SUCCESSFUL；  What is the effect of this command？（）

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.

单项选择题Youhavealargeamountofhistoricaldatainanoperatingsystemfile.Someanalystsinyourorganizationneedtoquerythisdata.Thefileistoolargetoloadintoyourcurrentdatabase.Whichisthemosteffectivemethodtoaccomplishthetask？（）

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.

单项选择题Whichnamingmethodusesthetnsnames.orafiletostoretheconnectdescriptorusedbytheclientwhileconnectingtothedatabaseinstancefromaremotemachine？（）

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

单项选择题While planning to manage more than one database in your system， you perform the following activities：  1. Organize different categories of files into independent subdirectories.  2. Use consistent naming convention for database files.  3. Separate administrative information pertaining to each database.  Which option corresponds to the type of activities performed by you？（）

A.Oracle Managed Files
B.Oracle Grid Architecture
C.Optimal Flexible Architecture
D.Oracle database architecture

多项选择题Whichtwostatementsaretrueaboutsimpleviews？（）

A.Views can be created as read only.
B.Views are data segments like tables.
C.Views can be created on the basis of more than one table.
D.Data manipulation language （DML） operations cannot be performed on views.