In your database，the LDAP_DIRECTORY_SYSAUTH initialization parameter has been set to YES and the users who need to access the database as DBAs have been granted SYSDBA enterprise role in Oracle Internet Directory （OID）. SSL and the password file have been

第1题：

In your database， the RESULT_CACHE_MODE parameter has been set to MANUAL in the initialization parameter file. You issued the following command：   SQL>SELECT /*+ RESULT_CACHE */ sale_category， sum（sale_amt） FROM sales  GROUP BY sale_category；   Where would the result of this query be stored（）？  

• A、 database buffer cache
• B、 shared pool
• C、 PGA
• D、 large pool

第2题：

You are maintaining an OLTP database in Oracle10g. You have configured the Flash Recovery Area in your database. The Flash Recovery Area is full because you have set the retention policy to NONE. What will you do to resolve the problem？（）

• A、 Increase the value of the FAST_START_MTTR_TARGET initialization parameter.
• B、 Increase the value of the DB_RECOVERY_FILE_DEST_SIZE parameter.
• C、 Increase the value of the PGA_AGGREGATE_TARGET initialization parameter.
• D、 Increase the value of the SGA_TARGET initialization parameter.

第3题：

第4题：

Your database initialization parameter file has the following entry：   SEC_MAX_FAILED_LOGIN_ATTEMPTS=3   Which statement is true regarding this setting？（）

• A、 It drops the connection after the specified number of login attempts fail for any user.
• B、 It is enforced only if the password profile is enabled for the user.
• C、 It locks the user account after the specified number of attempts.
• D、 It drops the connection after the specified number of login attempts fail only for users who have the SYSDBA privilege.

第5题：

You work as a database administrator for Certkiller .com. In your production  database， the size of Database Buffer Cache needs to be increased immediately for the current as well as future instances of the database. The Oracle instance has been configured to accommodate any changes in the size of the memory structures. At this is production database， you want to accomplish this task with no impact on the user’s connections.  Which activity must you have completed before accomplishing this task？（）

• A、You must have started the database instance in restricted mode.
• B、You must have started the database instance inNORMALmode.
• C、You must have started the database instance with server parameter file.
• D、You must have started the database instance but must not have mounted.
• E、You must have started the database instance but must not have opened.

第6题：

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、The user must be listed in the password file for the authentication.
• C、No special setup is needed for the user to connect as SYSDBA in iSQL*Plus.
• D、Set up a user in the Oracle Application Server Containers for J2EE （OC4J） user manager，and grant the webDba role to the user.

第7题：

Your PROD database has been started using the server parameter file. In your PROD database you are using RMAN for backup and recovery operations. You issue the following commands from the RMAN prompt：     RMAN> CONFIGURE CONTROLFILE AUTOBACKUP OFF；   RMAN> BACKUP DATABASE；   Which files from the database will be backed up as a result of this BACKUP command？（）

• A、 control file
• B、 all datafiles
• C、 password file
• D、 online redo log file
• E、 archive redo log file
• F、 server parameter file
• G、 only the SYSTEM datafile

第8题：

Which statement is true regarding Dynamic Service Registration？（）

• A、Dynamic service registration requires configuration in the listener .ora file.
• B、Dynamic service registration can be used only with an Oracle9/instance.
• C、Dynamic service registration cannot register a local listener that does not use TCP/IP or port 1521.
• D、The PMON background process automatically registers each database instance if the necessary parameters have been set in the database initialization parameter file.

第9题：

You work as a database administrator for Certkiller .com. Users complain that their query is taking a long time to complete. You suspect the database buffer cache size to be the reason， and you define an alert to be generated when the buffer cache hit metric goes below 85%. When you observe the dynamic performance views， you find that the buffer cache hit ratio is 81% but no alerts are being generated.  What could be the reason for this problem？（）

• A、The advisory memory has been turned off.
• B、The DB_CACHE_ADVICE parameter has been set to OFF in the parameter file.
• C、The STATISTICS_LEVEL parameter has been set to BASIC in the parameter file.
• D、The TIMED_STATISTICS parameter has been set to FALSE in the parameter file.
• E、The STATISTICS_LEVEL parameter has been set to TYPICAL in the parameter file.

第10题：

You work as a database administrator for Certkiller .com. Your database is in NOARCHIVELOG mode. The database has been configured with three redo logs groups， and there have been five log switches. You lost one non-system-critical data file from your database.  Which method would you use to recover the data file？（）

• A、Restore all the data files and open the database
• B、Create the data file and performtablespacerecovery
• C、No need to restore any file， just recover the database
• D、Restore only the system data file and recover the database
• E、Restore only lost date file and performtablespacerecovery