马斯洛需求层次理论中位于最底层的需求是（）。 ["友爱和归属的需求","自我实现","生理的需求","安全的需求"]
Your company has an Exchange 2010 organization that contains multiple Hub Transport servers. You have a line-of-business application that relays e-mail messages by using a Hub Transport servernamed Hub1. The application only supports sending e-mail to a single SMTP server. You need to ensure that the application can relay e-mail messages if Hub1 fails. What should you do？（） ["Implement log truncation","Install and configure failover clustering on the Hub Transport servers.","Implement Windows network load balancing on the Hub Transport servers.","Create multiple MX records for the Hub Transport servers in the internal DNS zone."]
班轮运输具有“四固定”的特点，为（） ["固定船公司，固定船期，固定航线，停靠固定港口","固定船期，固定航线，停靠固定港口，固定运费率","固定船公司，固定航线，停靠固定港口，规定运费率","规定船公司，规定船期，停靠规定港口，规定运费率"]
Your organization includes two servers named Server1 and Server2 that run Windows Server 2003 Service Pack 2 (SP2). Server1 and Server2 host the same Web sites. You need to back up the server configuration on Server1 every hour and then apply the configuration to Server2. Which command should you use? （） [" IISBack.vbs \/backup"," IISBack.vbs \/list"," IISCnfg.vbs \/copy"," IISCnfg.vbs \/save"]
All servers on your company’s network run Windows Server 2008 R2. All users have thin client computers. You need to recommend a virtualization solution that allows users to use applications that run only on Windows 7. Which technology should you recommend？（） ["Windows Virtual PC","Microsoft Application Virtualization （App-V）","Microsoft Virtual Desktop Infrastructure （VDI）","Microsoft Enterprise Desktop Virtualization （MED-V）"]
铝电解槽的能量平衡
