A booting system appears to be hanging with an LED code of 0c54. What is the likely cause？（） ["An AIX install is in progress.","The rootvg volume group is corrupt.","The TCPIP configuration is incorrect.","At least one paging device cannot be varied on."]
You deploy a Microsoft Exchange mobile messaging solution that uses Microsoft Windows Mobile 5.0 with Microsoft Messaging and Security Feature Pack. The messaging infrastructure is configured to support the remote wipe feature. When an administrator attempts to perform a remote wipe of a Windows Mobilebased device， the administrator receives a 401 error message. You need to ensure that the administrator is authorized to perform remote wipes only. What should you do？（） ["Grant the administrator membership in the Domain Administrators group.","Grant the administrator membership in the Exchange Administrators group.","Add the new administrator account to the Discretionary Access Control List （DACL） of the Microsoft Exchange ActiveSync Administration folder.","Select the Directory Security tab of the Exchange Server administration Web site， and then configure Read， Write， and Directory Browsing permissions."]
安全技术交底工作完毕后，（）必须履行签字手续。 ["施工负责人","班组","安全员","所有参加交底的人员"]
取消辅修货车厂、段修时，锥芯截断塞门质量保证期限为（）。 ["6个月","1年","1个辅修期","1个段修期"]
平屋顶隔热的构造做法中没有（）。 ["蓄水隔热","洒水隔热","反射降温隔热","植被隔热"]
顾泠沅报告中指出：在课堂教学改天的过程中，对教师的帮助最大的专业指导是（）。
