You work as a network administrator for Tailspintoys.com. Your job responsibilities include supporting company servers. The Tailspintoys.com network hosts a Web server that runs on a single server namedWebsrv1. Recently， traffic to the Web site has been increasing， and the performance of the Web serverhas been deteriorating. Traffic to the Web site is expected to continue to increase over the next five toeight years. You want a solution that can solve the performance problems of the Web server and meet theincreasing workload requirements for the Web site for the next five to eight years. What should you do？（） ["Migrate the Web site to a more powerful server.","Use NLB to create a Web farm to support the Web site.","Use failover clustering to support the Web site with multiple servers in a cluster.","Add a second Web server， and then use DNS round-robin to distribute Web requests between the twoservers. Add more servers as necessary."]
关于发动机功率不足的原因，甲说：燃油管道有阻塞或燃油有水分；乙说：汽油泵有故障。对于以上说法（）。 ["甲正确","乙正确","甲乙都正确","甲乙都不正确"]
标价分析评估可从三个方面进行：1.标价的静态分析；2.报价的动态分析；3.风险分析4.计算报价的盈亏分析。
简述研究课程的意义。
You deploy two Windows Server 2008 R2 Hyper-V servers. You manage the servers by using Microsoft System Center Virtual Machine Manager （VMM） 2008 R2. You need to ensure that you can restore virtual machines （VMs） in the event of a hardware failure. What should you do？（） ["Use a PowerShell script to create a snapshot of each VM. Run the script every 60 minutes on each Hyper-V server","Use a PowerShell script to create a checkpoint of each VM. Run the script every 60 minutes on each Hyper-V server","Use a PowerShell script to pause， export， and start each VM， and then to copy the export to the opposite Hyper-V server. Run the script once per day on each Hyper-V server","Use a PowerShell script to shut down， export， and start each VM， and then to copy the export to the opposite Hyper-V server. Run the script once per day on each Hyper-V server"]
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