When executing the&#

第1题：

第2题：

When executing a SQL workload，you choose to generate execution plans only， without collecting execution statistics.  Which two statements describe the implications of this？（）

• A、 It produces less accurate results of the comparison analysis.
• B、 It automatically calls the SQL Tuning Advisor for recommendations.
• C、 It shortens the time of execution and reduces the impact on system resources.
• D、 Only the changes in the execution plan，and not performance regression，are detected.

第3题：

第4题：

To increase the availability of an Advanced Replication environment， you can add a new master to a replication group without quiescing the group. This is achieved（）.

• A、Only when the new master site already has existing replication groups. 
• B、By issuing a single command to create, populate, and activate the new master. 
• C、When the master definition site is not the same for all of the master groups. 
• D、Without impacting end users who are executing data manipulation language (DML) commands on the replicated tables.

第5题：

Which file contains the attributes used to setup a new user account when executing ‘mkuser’ without any flags？（）

• A、/etc/security/user
• B、/etc/security/passwd
• C、/etc/security/mkuser.sys
• D、/etc/security/mkuser.default

第6题：

How  can  a  directory  named  /dirl  be  excluded  during  a  restore  of  files backed  up  by  name  with  the  backup command（）

• A、By using the restore -x option followed by /dirl
• B、By adding an entry in the /etc/restore.exclude file
• C、By using the restore -i option to enter interactive mode and executing the command：delete /dirl
• D、By using the restore -i option when running restore to specify a text file containing ’/dirl1 as one of the  lines in it

第7题：

How can a directory named /dir1 be excluded during a restore of files backed up by name with the backup command？（）

• A、By using the restore -x option followed by /dir1
• B、By adding an entry in the /etc/restore.exclude file
• C、By using the restore -i option to enter interactive mode and executing the command：delete /dir1
• D、By using the restore -i option when running restore to specify a text file containing ’/dir1’ as one of the lines in it.

第8题：

第9题：

Which of the following best describes Simultaneous Multi-threading （SMT）？（）

• A、A POWER5 microprocessor feature that allocates two processors to each application
• B、A Workload Manager feature that allows two processing threads to be executing on a single processor
• C、An AIX v5.2 feature that allows two processing threads to be executing on a single processor concurrently
• D、A POWER5 microprocessor feature that allows two processing threads to be executing on a single processor concurrently

第10题：

What is true about a background engine? （）(Choose two.)

• A、It is a server-side PL/SQL procedure.
• B、When executing a PL/SQL function activity, it will automatically ping (cache) the PL/SQL code.
• C、It executes deferred activities in decreasing order of their Cost property value (activities with higher cost value are processed first).
• D、It would fail if another background engine process is started to handle the same type of activities within the same item type.
• E、During its single invocation, it processes activities that were stuck, deferred or timed out when the background engine was started.