A customer requires an infrastructure to support disaster recovery of critical applications between two remote data centers. One data center is in Tokyo and one is in Beijing. The customer’s Recovery Point Objective （RPO） requires a six-hour window for a bandwidth of 100 MB/s and a new storage system for a total of 4 TB of data. They estimate 100 MB of new data produced hourly. What data synchronization method would be recommended to meet the requirements（） ["Metro Mirror","FlashCopy","Global Mirror","Snapshot"]
Windows操作系统中，关于“关闭窗口”的叙述，错误的是（）。 ["用控制菜单中的“关闭”命令可关闭窗口","关闭应用程序窗口，将导致其对应的应用程序运行结束","关闭应用程序窗口，则任务栏上其对应的任务按钮将从凹变凸","按Alt+F4键，可关闭应用程序窗口"]
IBM全面存储策略是基于什么进行销售的？（） ["IBM DS 系列存储产品","存储虚拟化","解决方案","低价格的产品"]
无形资产评估值与企业的经济效益成（）。 ["正比","反比","相等","不一定"]
Which utility is used to configure the WebSEAL Server once the files are installed?（） ["pdadmin","pdconfig","web_config","config_we"]
工作人员进入风机维护操作时,具体操作步骤.
