一氧化碳气体检测报警仪的检测与报警响应时间应在（）s以内。 120。 60。 20。
You have a Windows Server 2008 R2 Hyper-V failover cluster. You manage the cluster by using Microsoft System Center Virtual Machine Manager （VMM） 2008 R2. You plan to monitor the environment by using Microsoft System Center Operations Manager 2007. You need to identify when Hyper-V server load exceeds specific CPU and memory thresholds， and you must rebalance the environment accordingly. What should you do？（） Configure the Placement settings to maximize resources for each of the Hyper-V servers。 Configure Performance and Resource Optimization （PRO） to automatically implement PRO tips。 Configure the Placement settings for CPU and Memory as Very Important for each of the Hyper-V servers。 Install the Windows Server Operating System Management Pack for Operations Manager 2007， and set the threshold。
邓小平南巡讲话围绕了一个首要的理论问题是（）。 什么是社会主义，怎样建设社会主义。 建设一个什么的党，怎样建设党。 社会主义也可以实行市场经济。 “三个有利于”的问题。
新规范中验收项目分为（）和一般项目。
You are the desktop administrator for Contoso, Ltd. Philippe is a user in the accounting department. Philippe reports that he is not able to download a file from an FTP server by using Internet Explorer on his Windows XP Professional computer. When Philippe attempts to access the FTP server by using the URL ftp://ftp.contoso.com, Internet Explorer displays the following error message: "The password was rejected." Philippe informs you that he has a user name and password for the FTP server, but that Internet Explorer does not prompt him to type the user name or password. You need to ensure that Philippe can access the FTP server by using Internet Explorer on his computer. Which URL should you instruct Philippe to use?（） ftp://ftp.contoso.com/Philippe 。 ftp://Philippe:password@ftp.contoso.com。 ftp://Philippe/ftp.contoso.com 。 ftp://ftp.contoso.com@Philippe:password。
热车起动困难主要的原因是（）。
