You observe that in your PROD database， customer information is being modified by some unauthorized users. You want to keep track of all of the transactions happening on the table using PL/SQL. Which type of PL/SQL subprogram or construct would you use to accomplish this task？（）

单项选择题Youwanttocreateanewoptimizeddatabaseforyourtransactionalproductionenvironmenttobeusedbyafinancialapplication.Whilecreatingthedatabase，youwanttheOraclesoftwaretotakecareofallbasicsettingstooptimizethedatabaseperformance.Whichmethodwouldyouusetoachievethisobjective？（）

A.Use the CREATE DATABASE .. command to create the database with Oracle-managed files. 
B.Use the Database Configuration Assistant (DBCA) to create the database with Oracle-managed files. 
C.Use Enterprise Manager to create a new database with the Online Transaction Processing (OLTP) option. 
D.Use Database Configuration Assistant (DBCA) to create the database with Transaction Processing template. 
E.Use the CREATE DATABASE .. command to create the database with Automatic Storage Management (ASM) file system.

多项选择题While setting up the database for your production environment， you want to create a user with following requirements.  1.The objects created by the user must be stored in a tablespace， TBS1， if the TABLESPACE option is not defined during the object creation.  2.The user should be able to use 10MB of space in the tablespace TBS1.  3.The user must change the password immediately after logging in for the first time. Which three options of the CREATE USER command would you use to achieve this objective？（）

A.profile
B.account lock
C.account unlock
D.password expire
E.quota 10MB on TBS1
F.password never expire
G.default tablespace TBS1
H.quota unlimited on TBS1
I.temporary tablespace TEMP
J.temporary tablespace SYSTEM

单项选择题In your database， the users SYS and SYSTEM have been assigned the profiles， ADMIN_PROF1 and ADMIN_PROF2， respectively. The rest of the database administrators are assigned the profile ADMIN_PROF3.  You create a profile， USER_PROF， and assign it to the application user， Adams. After a week you realize that the profile is no longer required and you decide to drop it.  What will Adam’s profile be after the USER_PROF profile has been dropped？（）

A.no profiles
B.the default profile
C.same as the profile of SYS user
D.same as the profile of SYSTEM user

单项选择题You are connecting to an Oracle database server from a client by using the following connect string：  SQL> CONNECT hr hr@pdserver.us.oracle.com：1521 proddb  Which naming method is being used in this case？（）

A.Local Naming
B.Easy Connect
C.External Naming
D.Directory Naming

单项选择题The Automatic Database Diagnostic Monitor （ADDM） analysis runs every 60 minutes on your database. Your database if facing a series of interrelated problems over a period of two hours. You need to ensure that the ADDM analysis is run over a time span of two hours in future. What would you do？（）

A.A
B.B
C.C
D.D
E.E