节食减肥通常有哪些方法？为什么说一般人没有必要节食减肥？
下列地区在历史上归属中央政权管辖的先后顺序是（）。①新疆②西藏③广东④黑龙江 ①②③④。 ③①④②。 ①③②④。 ③④①②。
A mainframe customer wants to add additional disk capacity to an IBM System Storage DS8100to accommodate a projected workload increase. They ask the storage specialist to assess theimpact of the additional capacity on the DS8100 without other upgrades. Which tool bestassesses the impact of the upgrade on response times?（） Capacity Magic。 TPC for Disk。 RMF disk reports。 Disk Magic。
An IBM System Storage DS8300 is being installed at a global corporation’s headquarter location. The storage must be available worldwide. A great deal of coordination is required to schedule this implementation across the corporation. Who is best positioned to fill the role of implementation resource coordinator（） IBM Service Support Representative。 IBM Advanced Technical Support Representative。 IBM Field Technical Support Representative。 customer IT Manager。
在初凝以前对大体积混凝土进行二次振捣，可以（）。 提高混凝土与钢筋的握裹力。 降低混凝土的水化热。 增加混凝土的密实度。 提高混凝土抗压强度。 提高混凝土抗裂性。
Companycom has a system running AIX 5.2 and wants to upgrade to AIX 5.3. What method would provide the quickest recovery if the upgrade failed?（）
