城市社会学研究的意义。
A customer requires an 8-way 16GB AIX system. They are evaluating the following three systems： ？ p5-570 ？ p5-570 Express ？ p650 The pSeries technical specialist has been asked to explain the pros and cons of the three solutions. What information will help the customer decide on the best solution for their environment？（） ["The p5-570 Express can support DDR2 memory.","The p650 and p5-570 Express provide faster processors.","The p5-570 Express is limited to eight 1.5GHz processors.","Neither the p5-570 nor the p5-570 Express supports Capacity on Demand."]
先对目标状态进行分析，将其分解为若干个子目标，通过实现一个个子目标而最终实现总目标，这种解决问题的方法是（） ["手段—目的分析","逆向搜索","类比","算法"]
如何制定个人锻炼计划？举例说明。
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"]
使用人身防护装备主要是减少在工作场所的危险.所有在风机现场使用的人身防护装备必须符合哪些规定.
