You have configured the system to purge mailboxes after 8 days of being deleted. You need to receive a notification when the mailboxes are purged. What should you do？（） ["Start a data collector","Start an event viewer subscription","Add a task to the application event log","Modify the properties of the mailbox database"]
关于施工定额的说法，正确的是（）。 ["施工定额是以分项工程为对象编制的定额","施工定额由劳动定额、材料消耗定额、施工机械台班消耗定额组成","施工定额广泛适用于施工企业项目管理，具有一定的社会性","施工定额由行业建设行政主管部门组成有一定水平的专家编制"]
You have a computer that runs Windows XP Professional Service Pack 2 (SP2). Five users share the computer. You need to allow pop-ups from the internal Web servers for all users of the computer. Pop-ups from other Web site must continue to be denied. You log on to the computer by using the local administrator account. What should you do next?（） ["Modify the Internet Explorer Pop-up Blocker settings. ","Move all URLs from the local Web servers to the Internet Explorer Favorites list.","From the Local Computer Policy, modify the User Configuration settings.","From the Local Computer Policy, modify the Computer Configuration settings."]
工作任务不能按批准完工期限完成时，工作负责人一般应在批准完工期限前（）h向工作许可人申明理由，办理延期手续。 ["2","3","4"]
You have an Exchange organization.All servers in the organization have Exchange Server 2010 Service Pack 1 （SP1） installed.You need to prevent external organizations that do not have sender policy framework （SPF） records from sending e-mail messages to the organization. What should you configure？（） ["sender reputation","sender ID filtering","an IP block list provider","sender filtering"]
精加工策略。
