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？（） ["Select L2TP\/IPSec on each Windows Mobilebased device.","Obtain and install a certificate on each Windows Mobilebased device.","Configure the appropriate pre-shared key on each Windows Mobilebased device.","Select Point-to-Point Tunneling Protocol （PPTP） on each Windows Mobilebased device."]
按GB7588-2003《电梯制造与安装安全规范》附录M规定，在V形绳槽的当量摩擦系数的计算公式，槽的角度γ值在任何情况下不应小于（）。 ["15°","25°","35°"]
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"]
导致嗜酸性粒细胞增多的药物是（） ["头孢呋辛","甲泼尼龙","泼尼松龙","维生素B1<\/sub>","坎地沙坦"]
Which two statements about the SQL Management Base (SMB) are true?（） [" It contains only SQL profiles generated by SQL Tuning Advisor."," It stores plans generated by the optimizer using a stored outline."," It is part of the data dictionary and stored in the SYSAUX tablespace."," It is part of the data dictionary and stored in the SYSTEM tablespace."," It contains the statement log, the plan history, plan baselines, and SQL profiles."]
举例说明产品与服务的关系。
