After executing the command alter diskgroup disk group2 drop disk dg2a； you issue the following command from the ASM instance：   Select group_number， count（*） from v$asm_operation；   What is the implication if the query against V$ASM_OPERATION returns ze

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第2题：

After executing the "show host" command, which of the information below would you see?（）

• A、The IP addresses of workstations allowed gain access to the router via an access list
• B、Permanent name-to-address mappings created using the ip host command.
• C、Temporary and permanent DNS entries.
• D、The names of the routers created using the hostname command.
• E、The length of time of users logged into the router, as well as the duration

第3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4题：

Your database is in ARCHIVELOG mode. You lost an index tablespace due to a disk failure while the database was open. You have neither a backup of the lost index tablespace nor the scripts containing the CREATE INDEX statements to recreate the indexes. Currently， several users are executing long-running queries on the database. What will happen to the ongoing activity in the database？（）

• A、 The queries that are currently executing will abort and an error message will be returned to the user.
• B、 The queries that are currently executing will execute normally but future queries will not executed.
• C、 Data Manipulation Language （DML） statements cannot be performed on the tables on which the indexes are based.
• D、 The currently executing and future queries will execute normally， but will be slower

第5题：

You issue the following command on the RMAN prompt.   RMAN> REPORT NEED BACKUP DAYS = 5 DATABASE；   Which statement is true about executing this command？（）

• A、 It will display a list of files that need incremental backup.
• B、 It will display a list of files that need backup after five days.
• C、 It will display a list of files that were backed up in the last five days.
• D、 It will display a list of files that have not been backed up in the last five days.
• E、 It will apply the current retention policy to determine the files that need to be backed up.

第6题：

You previously secured your listener with an encrypted password. However， you need to set a new password for security reasons. What is the correct method for setting a new encrypted password for the listener using the Listener Control utility？（）

• A、 executing the SET PASSWORD command and then the SAVE_CONFIG command
• B、 executing the CHANGE_PASSWORD command and then the SAVE_CONFIG command
• C、 executing the CHANGE_PASSWORD command and then the SET PASSWORD command
• D、 executing the SET PASSWORD command， then the CHANGE_PASSWORD command and finally， the  SAVE_CONFIG command

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第13题：

You decided to change the location of the flash recovery area. You executed the following command： Which statement is true？（）

• A、The location can be changed only if the flash recovery area is empty.
• B、After executing the command， all new flash recovery area files will be created in the new location.
• C、The command will generate an error because you cannot change the flash recovery area while the database is open.
• D、All the existing files in the flash recovery area will be moved to the new location， and all new Flash Recovery Area files will be created in the new location.

第14题：

What command with all options and/or parameter will send the signal USR1 to any executing process of  program apache2？（）

第15题：

class Work implements Runnable {  Thread other；   Work（Thread other） { this.other = other； }  public void run（） {  try { other.join（）； } catch （Exception e） { }  System.out.print（"after join "）；  } }  class Launch {  public static void main（String [] args） {  new Thread（new Work（Thread.currentThread（）））.start（）；  System.out.print（"after start "）；  } }  结果为：（）

• A、after join
• B、after start
• C、after join after start
• D、after start after join

第16题：

Which Scheduler view（s） can be queried to see which jobs are currently executing？（）

• A、 DBA_SCHEDULER_JOB_RUN_DETAILS
• B、 DBA_SCHEDULER_RUNNING_JOBS
• C、 DBA_SCHEDULER_CURRENT_JOBS
• D、 DBA_SCHEDULER_JOBS
• E、 DBA_SCHEDULER_EXECUTING_JOBS

第17题：

Which Scheduler view(s) can be queried to see which jobs are currently executing? （）

• A、DBA_SCHEDULER_JOB_RUN_DETAILS
• B、DBA_SCHEDULER_RUNNING_JOBS DBA
• C、DBA_SCHEDULER_CURRENT_JOBS
• D、DBA_SCHEDULER_JOBS DBA
• E、DBA_SCHEDULER_EXECUTING_JOBS

第18题：

You are developing an application that connects to a Microsoft SQL Server database using the SqlConnection object. Your connection objects are being pooled. As the pool fills up, connection requests are queued. Some connection requests are rejected. You need to ensure that the application releases connections back to the pool as soon as possible. Also, you need to decrease the likelihood that connection requests will be rejected. Which three actions should you perform?（）

• A、Ensure that the Close method is called on each connection object after it has finished executing.
• B、Ensure that each connection object is left open after it has finished executing.
• C、Increase the Max Pool Size value inside the connection string.
• D、Increase the Min Pool Size value inside the connection string.
• E、Increase the Connection Lifetime value inside the connection string.
• F、Increase the value of the ConnectionTimeout property of the SqlConnection object.

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