You work as a database administrator for Certkiller .com. While granting a role，SELECT_CATALOG_ROLE， to a user， Certkiller， using Oracle Enterprise Manager 10g Database Control， you have cleared the DEFAULT check box. What will be the result？（）A、The user 

第1题：

You work as a database administrator for Certkiller .com. In the Certkiller PRODUCTION database you have granted RESUMABLE system privilege to the CONNECT role.Resumablespace operation has been enabled for all user session. You want users NOT to be aware of any kind of space-related problems while performing transactions. Instead， you want the problem to be resolved by a database trigger automatically. Which combination of triggering time and event would you use to achieve this objective？（）

• A、AFTER CREATE
• B、AFTER SUSPEND
• C、BEFORE CREATE
• D、AFTER TRUNCATE
• E、BEFORE SUSPEND
• F、AFTER INSERT OR DELETE OR DELETE
• G、BEFORE INSERT OR DELETE OR DELETE

第2题：

You work as a database administrator for Certkiller .com. One of the user sessions was terminated abnormally in the middle of a transaction. What does Oracle database do to recover it？（）

• A、Uses undo data for roll forward
• B、Uses Flashback Log for recovery
• C、Uses online redo logs to roll back
• D、Uses undo data to roll back the transaction
• E、Uses Recovery Manager （RMAN） to roll back
• F、Uses the System Monitor （SMON） background process to perform instance recovery

第3题：

You work as a database administrator for Certkiller .com. You determine that archiving was not successful in one of thedestinators. You want to check the alert log file for more information on this. Which initialization parameter gives you the location of the alert log file？（）

• A、USER_DUMP_DEST
• B、CORE_DUMP_DEST
• C、ALERT_LOG_DEST
• D、ALERT_DUMP_DEST
• E、TRACE_DUMP_DEST
• F、BACKGROUND_DUMP_DEST

第4题：

You work as a database administrator for Certkiller .com. Users in the Certkiller .com PROD database complain about the slow response of transactions. While investigating the reason you find that the transactions are waiting for the undo segments to be available， and undo retention has been set to zero. What would you do to overcome this problem？（）

• A、Increase the undo return
• B、Create more undo segments
• C、Create another undotablespace
• D、Increase the size of the undotablespace

第5题：

You work as a database administrator for Certkiller .com. You find that users with DBA role are using more CPU resources than what is allocated in their profiles. Which action would you take to ensure that resources limits are imposed on these users？ （）

• A、Assign the DEFAULT profile to the users
• B、Set the RESOURCE_LIMIT parameter to TRUE in the parameter file
• C、Create a new profile with CPU restrictions and assign it to the users
• D、Specify the users as members of the DEFAULT_CONSUMER_GROUP
• E、Revoke the DBA role and grant CONNECT and RESOURCE role to the users

第6题：

You work as a database administrator for Certkiller .com. You added atablespaceto your database. Because of the changes to the physical structure of your database， you performed a backup of the control file to trace. After this， you lost only the control files and the instance aborted due to a hardware failure.  How would you proceed to recover the database？（）

• A、Start the instance and open the database, instance recovery automatically recovers control files 
• B、Create a file based on the contents of the trace file and save it to the control file locations and start the database 
• C、Re-create the database (The recovery of the control file is not possible because you have lost all the control files.) 
• D、Start the instance, in the NOMOUNTstate,re-create the control file using the CREATE CONTROLFILE command stored in the trace file. 
• E、Start the instance and MOUNT the database, then re-create the control file using the CREATE CONTROLFILE command stored in the trace file.

第7题：

You work as a database administrator for Certkiller .com. You find that the database performance degrades while you backup the Certkiller database using Recovery Manager （RMAN）. The Certkiller database is running in shared server mode. The database instance is currently using 60% of total operating system memory. You suspect the shared pool fragmentation to be the reason.  Which action would you consider to overcome the performance degradation？（）

• A、Configure Java Pool to cache the java objects.
• B、Configure Streams Pool to enable parallel processing.
• C、Increase Shared Pool size to cache more PL/SQL objects.
• D、Increase Database Buffer Cache size to increase cache hits.
• E、Configure Large Pool to be used by RMAN and shared server.
• F、Increase the total System Global Area （SGA） size to increase memory hits.

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第13题：

You work as a database administrator for Certkiller .com. Your database is in the MOUNT state and you execute the following command to open it ALTER DATABASE OPEN； What two actions are performed as a result of this command？（）

• A、All control files are opened
• B、All redo files are opened
• C、The password file is opened
• D、The parameter file is opened
• E、All online data files are opened

第14题：

You work as a database administrator for Certkiller .com. You enabled tracing while creating a listener to your database.  What additional information is available to you when you enable tracing？（）

• A、Information about each Oracle Net connection.
• B、Information about each entry in theLinstener.orafile
• C、Information about the changed done in the database
• D、Information about the different listeners in your system
• E、Information about all thenondatabasefiles required to operate the database

第15题：

You work as a database administrator for Certkiller .com. While loading data into the Certkiller STAFF table using Oracle Enterprise Manager 10g Database Control， you find the status of the job as failed. On further investigation， you find the following error message in the output log： ORA-01653 unable to extend table HR. Certkiller STAFF by 8 intablespaceUSERS Which task would you perform to load the data successfully without affecting the users who are accessing the table？（）

• A、Restart the database instance and run the job
• B、Truncate the Certkiller STAFF table and run the job
• C、Delete all rows from the Certkiller STAFF table and run the job
• D、Increase the size of the USERStablespacethe and run the job
• E、Increase the size of the database default permanenttablespaceand run the job

第16题：

You work as a database administrator for Certkiller .com. In your organization， you have four databases， Certkiller DB01， Certkiller DB02， Certkiller DB03， and Certkiller DB04， which are located in Berlin， Frankfurt，Rammstein， and Munich respectively， and which were created using Database Configuration Assistant （DBCA）.  You want to perform administrative tasks on these databases that include startup and shutdown， taking regular backups， and so on， fromFrankfurtusing Oracle tools. Which Oracle file would you enable to perform this task？（）

• A、Control file
• B、Password file
• C、Parameter file
• D、Online redo log file
• E、Listener controller file
• F、Server parameter file

第17题：

You work as a database administrator at Certkiller .com. In your production database， you observe that users’ transactions are consuming a lot of resource and you plan to impose resource restrictions by using Resource Manager. For which three resources can you enable usage restrictions by using Resource Manager？ （）

• A、 CPU usage
• B、 degree of parallelism
• C、 number of open cursors
• D、 number of sorts performed
• E、 idle time for blocking sessions
• F、 number of disk I/O operations performed
• G、 number of memory I/O operations performed

第18题：

You work as a database administrator for Certkiller .com. You have been asked to use a centralized administrative tool to administer your database servers and application servers. In order to achieve the objective， which component would you configure on each database server？（）

• A、Database Control
• B、Management Server
• C、Management Repository
• D、Application Server Control
• E、Oracle Management Agent

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