某工程为地上7层、地下1层的钢筋混凝土框架结构。该工程在进行上部结构施工时，某一天安全员检查巡视正在搭设的扣件式钢管脚手架，发现部分脚手架钢管表面锈蚀严重，经了解是因为现场所堆材料缺乏标志，架子工误将堆放在现场内的报废脚手架钢管用到施工中。为防止安全事故发生，安全员应采取哪些措施？
RIP version 2 is being used as the routing protocol within the Testking network.What does RIP version 2 use to prevent routing loops?（） CIDR。 Split horizon。 Authentication。 Classless masking。 Hold-down timers。 Multicast routing updates。 Path Vectoring。
物流管理由销售管理、采购管理和（）组成。
You are designing a forest and domain structure to address the concerns of Contoso， Ltd.， and to meet the business and technical requirements. You want to use the minimum number of domains and forests that are required. Which domain structure should you use？（） One forest and two domains.。 One forest and three domains.。 One forest and four domains.。 Two forests and three domains.。 Two forests and four domains.。
通常表明货物已装船的方式是在信用证规定的装运港装上具名船只加以批注，并且在提单上加盖“已装船”戳记。
You have an Exchange Server 2010 organization named contoso.com.You need to add a disclaimer to all e-mail messages sent by members of a mail-enabled group named Group1. What should you do？（）
