[多选]

You deploy mobile devices that run Microsoft Windows Mobile 5.0.  
A Microsoft Windows Server 2003 server that runs Routing and Remote Access is configured to allow virtual private network （VPN） connections that are as secure as possible.  
You need to connect the Windows Mobilebased devices to the VPN server. You also need to ensure that both ends of the VPN tunnel are authenticated. 
Which two actions should you perform？（）

Which command will list all subsystem resources on a server？（） lssrc a。 lssrc g。 lssrc l。 lssrc -。 举例说明被告有哪些特点可能影响司法审判的结果 Which three statements correctly describe the features of the I/O calibration process?（） Only one I/O calibration process can run at a time.。 It automates the resource allocation for the Automated Maintenance Tasks.。 It improves the performance of the performance-critical sessions while running.。 It can be used to estimate the maximum number of I/Os and maximum latency time for the system.。 The latency time is computed only when the TIMED_STATISTICS initialization parameter is set to TRUE.。 You have many users complaining about slow inserts into a large table. While investigating the reason， you find that the number of indexes on the table is high. You want to find out which indexes are not being used.  Which method would you follow to achieve this？（） enable index monitoring and query the DBA_OBJECTS view。 enable index monitoring and query the DBA_INDEXES view。 enable index monitoring and query the V$OBJECT_USAGE view。 enable index monitoring and view the DBA_INDEXTYPE_COMMENTS view。 时俊卿《基于学情分析的课堂教学策略》中指出：在促进本课知识与技能落实上学生的学习要（），而不是被动机械性掌握。

You deploy mobile devices that run Microsoft Windows Mobile 5.0.  
A Microsoft Windows Server 2003 server that runs Routing and Remote Access is configured to allow virtual private network （VPN） connections that are as secure as possible.  
You need to connect the Windows Mobilebased devices to the VPN server. You also need to ensure that both ends of the VPN tunnel are authenticated. 
Which two actions should you perform？（）