[名词解释] 教育调查研究

Your network consists of a single Active Directory domain. All servers run Windows Server 2008 R2.   You plan to publish a Web site on two Web servers.   You need to deploy an availability solution for your Web servers that meets the following requirements： èSupports the addition of more Web servers without interrupting client connections  èEnsures that the Web site is accessible even if a single server fails What should you do？（） ["Configure a failover cluster.","Configure a Web garden on each Web server.","Create a Network Load Balancing cluster.","Create two application pools on each Web server."] 砖石工程进行冬期施工的温度界定是（）。 ["A.连续10天平均气温低于-3℃ ","B.当日最低气温为0℃ ","C.连续10天平均气温低于5℃ ","D.当日最低气温为-5℃"] A Windows Communication Foundation (WCF) client application is consuming an RSS syndication feed from a blog.You have a SyndicationFeed variable named feed. The application iterates through the items as follows.(Line numbers are included for reference only.) 01 foreach (SyndicationItem item in feed.Items) 02 { 03 } You need to display the content type and body of every syndication item to the console.Which two lines of code should ou insert between lines 02 and 03?（） ["","","",""] 试述点火提前角对汽油机燃烧的影响？ 鼓形控制器触指磨损到4~5mm厚或触片磨损到（）厚时，均须更换。 ["1~1.5mm","1~1.6mm","1~1.7mm","1~1.8mm"] 教育调查研究