下列财务比率中综合性最强、最具有代表性的指标是（）。 ["资产净利率","净值报酬率","资产负债率","资产周转率"]
You have an Exchange Server 2010 organization.The organization contains two Mailbox servers named Server1 and Server2.Both servers are members of a database availability group （DAG） named DAG1.Server1 and Server2 have a copy of a mailbox database named DB1.You need to remove the copy of DB1 from Server1.What should you do？（） ["From the Exchange Management Shell， run Clean-MailboxDatabase -Identity DB1.","From the Exchange Management Shell， run Remove-MailboxDatabase -Identity DB1\\Server1.","From the Exchange Management Console （EMC）， right-click the database copy and select Remove.","From the Exchange Management Console （EMC）， right-click DAG1 and select Manage Database Availability Group Membership.Remove Server1 from the list and click Manage."]
试述吸入性麻醉药和注射麻醉药的作用特点。
You are designing DNS implemetation Strategy for the new Infrastruce. Which two actions should you perform？（） [" Create a Stub Zone in each domain of the root zone."," Create a _msdcs subdomain in a new zone on the root domain."," Replicate the _msdcs subdomain across the roor domain."," Replicate the _msdcs subdomain to the ForestDNS zone applciation partition."," Configure a zone transfer of the _msdcs subdomain to secondary zone on all DNS servers in the forest"]
下列情况发生了学习的是（）。 ["小李从亮处走进暗室，视力显著提高","小明喝酒后脾气变得暴躁","小张服用兴奋剂后百米赛跑夺冠","大猩猩模仿游人吃饼干"]
信息化项目是在特定（）、（）、（）等约束下，以应用信息技术为目标的一系列活动。
