You deploy a mobile messaging solution with Microsoft Exchange Server 2003 Service Pack 2. The company security policy requires complex passwords on all the Microsoft Windows Mobilebased devices. You provide a Microsoft Windows Mobile 5.0 smartphonebased device to a new user. The first time the user uses the device， the user is not prompted for a password. You need to ensure that the user is prompted for a password. What should you do？（） Instruct the user to set a PIN on the mobile device.。 Instruct the user to perform Microsoft Exchange ActiveSync synchronization Over-The-Air （OTA）.。 On the Device Security Settings tab， select the Require both numbers and letters option.。 Add the user account of the user to the Exceptions list on the Device Security Settings tab.。
在企业生产流程再造中，确定关键流程的原则是（）。 绩效的低下性。 地位的重要性。 落实的可行性。 技术的落后性。 任务的紧迫性。
构成挫折的因素是（） 挫折源和挫折感。 情绪和心态好坏。 人际关系是否广泛。 婚姻家庭是否和谐。
A user uses both a Microsoft Windows Mobile 5.0 Smartphonebased device and a Microsoft Windows Mobile 5.0 Pocket PC Phone Edition device for Over-The-Air （OTA） e-mail. Both devices have Microsoft Messaging and Security Feature Pack installed. A remote wipe command is issued against the Pocket PC device. The user reconfigures the ActiveSync settings on the Pocket PC device. When the user attempts synchronization， the device hard-resets again. You need to ensure that the user can synchronize the Pocket PC device. What should you do？（） Cancel the remote wipe issued against the Pocket PC device.。 Instruct the user to configure only one device for ActiveSync.。 Instruct the user to perform a soft-reset of the Pocket PC device.。 Instruct the user to perform a manual hard-reset of the Pocket PC device.。
常用的聚类方法有（）。 最短距离法。 中间距离法。 重心法。 最大方差法。 离差平方和法。
相对标高的零点正确的注写方式为（）。
