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Code d'Examen: 1Z0-042
Nom d'Examen: Oracle (Oracle database 10g:Administration I)
Questions et réponses: 185 Q&As
Code d'Examen: 1Z0-508
Nom d'Examen: Oracle (Oracle Fusion Financials 11g General Ledger Essentials)
Questions et réponses: 127 Q&As
Code d'Examen: 1Z0-861
Nom d'Examen: Oracle (Java Enterprise Edition 5 Business Component Developer Certified Professional Upgrade Exam)
Questions et réponses: 152 Q&As
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NO.1 Which two operations require undo data? (Choose two.)
A. recovering from failed transactions
B. recording a transaction to redo log files
C. rolling back a transaction
D. committing a transaction
E. rolling forward during instance recovery
Answer: AC
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NO.2 Which statement regarding the contents of the V$PARAMETER view is true?
A. displays only the list of default values
B. displays the current contents of the server parameter file
C. displays the currently in effect parameter values
D. displays the list of all the parameter files of a database
E. displays only the list of all advanced parameters
F. displays only the list of all basic parameters
Answer: C
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NO.3 View the Exhibit to see the source and target databases.
You have created a database link, devdb.us.oracle.com, between the databases PRODDB and DEVDB.
You want to import schema objects of the HR user using Oracle Data Pump from the
development database, DEVDB, to the production database, PRODDB. You execute the following
command on the target database server:
$impdp system/manager directory = DB_DATA
dumpfile = schemas.dat
schemas = hr
flashback_time = 2004-02-03 09:00
The command fails, displaying the following error:
ORA-39001: invalid argument value
ORA-39000: bad dump file specification
ORA-31640: unable to open dump file "/home/oracle/schema/schemas.dat" for read
ORA-27037: unable to obtain file status
What would you do to overcome the error?
A. remove the dumpfile option in the command
B. remove the flashback_time option in the command
C. remove the dumpfile option and add the network_link = devdb.us.oracle.com option in the command
D. add the user, SYSTEM, to the schemas option in the command
E. remove the schemas option and add the network_link = devdb.us.oracle.com option in the command
F. add network_link = devdb.us.oracle.com option in the command
Answer: C
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NO.4 You want to monitor and control the resource usage by sessions. You want to be warned automatically
when more than 100 sessions are opened with your database. What action would you take to achieve
this?
A. Set the warning threshold for the Current Logons Count metric.
B. Set the limits in the profiles used by users.
C. Use the Database Resource Manager.
D. Modify the SESSIONS initialization parameter.
Answer: A
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NO.5 In your database, the snapshot interval is set to 10 minutes for the Automatic Workload Repository
(AWR). The database instance is running for the past 30 days.
View the Exhibit to examine the Automatic Database Diagnostic Monitor (ADDM) task.
The ADDM task is performed every 10 minutes, except the last task. What could be the reason for this?
A. The snapshot retention period for the AWR was increased before the last task.
B. The STATISTICS_LEVEL initialization parameter was changed to BASIC and reset to TYPICAL before
the last task.
C. The optimizer statistics was collected manually by using the DBMS_STATS package before the last
task.
D. The optimizer statistics for few objects in the database were locked before the last task.
Answer: B
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NO.6 You have a text file that maintains information on thousands of items. The end-user application requires
the transfer of that information into a table in the database. What would you use to achieve this task?
(Choose two.)
A. Data Pump
B. SQL*Loader
C. External table
D. Oracle Text
E. Oracle Import
Answer: BC
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NO.7 Your database instance is started using the server parameter file (SPFILE). Control files are
multiplexed and stored on different disks. Because of a disk failure, you lost one of these control files. You
replaced the damaged disk. What is the correct sequence of steps that you would follow to recover the
control file?
1. Shut down the instance, if not already done.
2. Copy one of the remaining control files to a new location.
3. Change the value of the CONTROL_FILES initialization parameter to correspond to the new location of
the control files.
4. Start up the database instance to the NOMOUNT stage.
5. Recover the database to the point of failure of the control file.
6. Open the database.
A. 2,4,3,4,5
B. 5,2,3,4
C. 4,5,6,2,3
D. 1,2,4,3,5
Answer: D
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NO.8 Which step do you need to perform to enable a user with the SYSDBA privilege to log in as SYSDBA in
iSQL*Plus.?
A. The user must be granted the database administrator (DBA) privilege.
B. Set up a user in the Oracle Application Server Containers for J2EE (OC4J) user manager, and grant
the webDba role to the user.
C. The user must be listed in the password file for the authentication.
D. No special setup is needed for the user to connect as SYSDBA in iSQL*Plus.
Answer: B
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