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单选题
You issued the following statement to monitor the usage of the index： SQL> ALTER INDEX SCOTT.EMP_IDX MONITORING USAGE； Which view will you query to ensure that the index is being monitored？（）
A
INDEX_STATS
B
DBA_INDEXES
C
DBA_IND_COLUMNS
D
V$OBJECT_USAGE
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You executed the following PL／SQL block successfully:The above command produces Automatic Database Diagnostic Monitor (ADDM) analysis.()
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Which command would you use to view interface usage details in real time?()
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Which command allows you to view interface usage details in real-time?（）A、user@host debug interface interface-nameB、user@host monitor usage interface-nameC、user@host monitor interface interface-nameD、user@host traceoptions interface interface-name
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考题
You issued the following statement to monitor the usage of the index： SQL ALTER INDEX SCOTT.EMP_IDX MONITORING USAGE； Which view will you query to ensure that the index is being monitored？（） A、 INDEX_STATSB、 DBA_INDEXESC、 DBA_IND_COLUMNSD、 V$OBJECT_USAGE
考题
You have performed an incomplete recovery because some important user’s schema is dropped and purged from the Recycle Bin. The current logs are sequenced 1005 and 1006. After performing the recovery， you issued the following statement： SQLALTER DATABASE OPEN RESETLOGS； What will be the resultant log sequence numbers？（）A、 0 and 1B、 1 and 2C、 1005 and 1006D、 1006 and 1007
考题
单选题You work as a database administrator for Certkiller .com. When you tried to connect to the database， you received the following error： ERROR： ORA-12541：TNS：no_listener You found that the listener is not running on the server， so you issued the following command in the Listener Control utility to start the listener. lsnrctlSTART What statement is true？（）A
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考题
单选题You issued the following statement： SQL ALTER SESSION SET NLS_LANG=FRENCH_CANADA.WE8ISO8859P1； Which parameter is NOT overridden by using the above statement？（）A
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考题
单选题You issued the following statement： SQL ALTER DATABASE BACKUP CONTROLFILE TO TRACE； What will be the result of issuing the statement？（）A
The control file will be multiplexed.B
The control file will be recreated.C
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The binary backup of the control file will be created.
考题
单选题You have performed an incomplete recovery because some important user’s schema is dropped and purged from the Recycle Bin. The current logs are sequenced 1005 and 1006. After performing the recovery， you issued the following statement： SQLALTER DATABASE OPEN RESETLOGS； What will be the resultant log sequence numbers？（）A
0 and 1B
1 and 2C
1005 and 1006D
1006 and 1007
考题
单选题Which command allows you to view interface usage details in real-time?（）A
user@host debug interface interface-nameB
user@host monitor usage interface-nameC
user@host monitor interface interface-nameD
user@host traceoptions interface interface-name
考题
单选题You want to capture column group usage and gather extended statistics for better cardinality estimates for the CUSTOMERS table in the SH schema. Examine the following steps: 1. Issue the SELECT DBMS_STATS.CREATE_EXTENDED_STATS (‘SH’, ‘CUSTOMERS’) FROM dual statement. 2. Execute the DBMS_STATS.SEED_COL_USAGE (null, ‘SH’, 500) procedure. 3. Execute the required queries on the CUSTOMERS table. 4. Issue the SELECT DBMS_STATS.REPORT_COL_USAGE (‘SH’, ‘CUSTOMERS’) FROM dual statement. Identify the correct sequence of steps.（）A
3，2，1，4B
2，3，4，1C
4，1，3，2D
3，2，4，1
考题
单选题You explicitly specified the tablespace usage threshold values while creating a tablespace. You need to revert to the database-wide default tablespace usage threshold values for the tablespace. Which PL/SQL package would you use?（）A
DBMS_STATS B
DBMS_ALERT C
DBMS_SPACE D
DBMS_MONITOR E
DBMS_SERVER_ALERTF
DBMS_SPACE_ADMIN
考题
单选题You issued the following commands to configure setting in RMAN; Then you issued the following command to take the backup: RMAN BACKUP DATABASE PLUS ARCHIVELOG; Which statement is true about the execution of the above command?（）A
The backup will terminate because the FORMAT clause was not configured for the channelB
It backs up two copies of data files to tape and disk, and two copies of archived log file on tapeC
It backs up the data files and archived log files to disk, making two copies of each data file and archived log fileD
It backs up the data files and archived log files to tape, making two copies of each data file and archived log file
考题
单选题You created the ORDERS table in your database by using the following code： SQL CREATE TABLE ORDERS （ORDER_DATE TIMESTAMP（0） WITH TIME ZONE）； Then， you inserted data in the ORDERS table and saved it by issuing the following statements：SQL INSERT INTO ORDERS VALUES（’18-AUG-00 10：26：44 PM America/New_York’）； SQL INSERT INTO ORDERS VALUES（’23-AUG-02 12：46：34 PM America/New_York’）； SQL COMMIT； Next， you issued the following statement to change the time zone for the database： SQL ALTER DATABASE SET TIME_ZONE=’Europe/London’； What will be the result of executing the above statement？（）A
The statement will fail.B
The statement will be executed successfully， and the new time zone will be set for the database.C
The statement will be executed successfully， but the new time zone will be set for the current session.D
The statement will be executed successfully， but the new time zone will neither be set for the database nor for a specific session.
考题
单选题You executed the following PL/SQL block successfully： VARIABLE tname VARCHAR2（20） BEGIN dbms_addm.insert_finding_directive （NULL， DIR_NAME=’Detail CPU Usage’， FINDING_NAME=’CPU Usage’， MIN_ACTIVE_SESSIONS=0， MIN_PERC_IMPACT=90）； ：tname ：= ’database ADDM task4’； dbms_addm.analyze_db（：tname， 150， 162）； END； / Then you executed the following command： SQL SELECT dbms_addm.get_report（：tname） FROM DUAL； The above command produces Automatic Database Diagnostic Monitor （ADDM） analysis（）A
with the CPU Usage finding if it is less than 90B
without the CPU Usage finding if it is less than 90C
with the CPU Usage finding for snapshots below 90D
with the CPU Usage finding for snapshots not between 150 and 162
考题
单选题You are working as a DBA at NetFx Corporation. A user， Scott， is maintaining the records of all the employees in the EMPLOYEEtable. Initially， the salary of the employee， ’E0025’， was $1800. On 1 May 2004， the salary of the employee， ’E0025’， was increased by $200. The user， Scott， issued the following statement to modify the record of the employee， ’E0025’： SQLUPDATE EMPLOYEE SET SALARY = 2000 WHERE EMPNO = ’E0025’； SQLCOMMIT； On December 1， 2004， the salary of the employee， ’E0025’， was increased by $400. The user， Scott， issued the following statement to modify the record of the employee， ’E0025’： SQLUPDATE EMPLOYEE SET SALARY = 2400 WHERE EMPNO = ’E0025’； SQLCOMMIT； On July 1， 2005， the salary of the employee， ’E0025’， was increased by $500. The user， Scott， issued the following statement to modify the record of the employee， ’E0025’ SQLUPDATE EMPLOYEE SET SALARY = 2900 WHERE EMPNO = ’E0025’； SQLCOMMIT； On July 5， 2005， the HR manager asked you to generate the increment report of the employee， ’E0025’， for the period between 1 May 2004 and 1 July 2005. Which flashback feature will you use to generate the increment report？（）A
Flashback DropB
Flashback TableC
Flashback DatabaseD
Flashback Version Query
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