住宅分户水表前宜安装（）。 止回阀。 闸阀。 安全阀。 截止阀。
A Business Partner is proposing the installation an IBM XIV Storage System at a customer location. What is the best time to discuss floor space requirements for the solution（） during the Technical Delivery and Assessment。 during installation of the equipment。 prior to delivery of the XIV。 during the solution proposal。
转K3型制动梁全长检修限度为（）。 1765～1700mm。 1762～1771mm。 1643～1649mm。 1640～1652mm。
A state agency has recently deployed a new application on an 8-way p5-570 that is critical to the agency’s operation. There is no manual method to perform the business process. The state government has just mandated that all state agencies have disaster recovery plans that allow the agencies to recover critical applications in acceptable periods of time with no loss of performance. Based on this new business requirement， what is this agency most likely to need？（） HACMP and four processors for the p5-570。 HACMP and eight processors for the p5-570。 HACMP-XD and a 4-way p5-570 in a second location。 HACMP-XD and a 8-way p5-570 in a second locatio。
某人购买了一份短期残疾收入保险。如果他因意外致残，则从残疾日起（）。 一个月后，每周领取给付金。 一个月后，每月领取给付金。 一周后，每周领取给付金。 一周后，每月领取给付金。
某客户备份需求中，每天要备份的数据量约为12TB，备份窗口为8小时。据用户测试，每个LTO4在其备份环境下实际速率约为80MB/s。那么基于上述信息，我们应该推荐哪款磁带库产品给用户？（）
