在表user有name、tel和data3个字段，要求向表user中插入一新记录，该记录数据分别为：王明、8888888、2005-5-5，用SQL语句实现操作是（）。

A、INSERINTOuserVALUES（王明，8888888，2005-5-5）

B、INSERINTOuserVALUES“王明”，”8888888”，#2005-5-5#

C、C.INSERINTOuser（name，tel，datVALUES（“王明”，“8888888”，#2005-5-5#）

D、D.INSERINTOuser（name，tel，datVALUES（“王明”，“8888888”，“2005-5-5“）

Your manager has informed you that only specific users can have access to the Preferred Members role, and that these users are restricted to the Preferred Members role. The Preferred Members role-mapping rule is currently set as the last rule in your role-mapping rules and is based on username. Currently all users are assigned to the Preferred Members role-mapping rule. Which three changes in the admin GUI will enforce your managers change request?（）

Move the Preferred Members role-mapping rule to the top of the list.

Remove the Preferred Members role from the role-mapping rule.

Edit the Preferred Members role-mapping rule so that the username is equal to *.

Edit the Preferred Members role-mapping rule so that only the select users are assigned to the role-mapping rule.

Edit the Preferred Members role-mapping rule and select Stop processing rules when this rule matches.

如果想给用户提供多余两个的选择，比如想把应用中的某个图片发给新浪微博或者facebook等平台应该使用什么控件？（）

A、模态

B、警告框

C、进度条

D、操作表

交流供电系统由哪些部分组成？

对等网络适合于（）。

A、多于50台计算机的大网络

B、少于10台计算机的对等网络

C、许多服务器但有很少用户的网络

D、以上都不适合

Where is the run date for an ‘at’ job located？（）

A、Within the job environment set up

B、Within the user data of the at job

C、In the file name preceeded with a userid

D、In a special file used by the cron daemon