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Your network consists of a single Active Directory domain. All servers run Windows Server 2003 Service Pack 2 (SP2). The network contains two servers named Server1 and Server2. Server1 is configured as a DHCP server and has a scope that contains addresses 192.168.2.51 to 192.168.2.125.You have a reservation for a print device named Printer1. The reservation assigns the IP address of 192.168.2.100.You install DHCP on Server2 and create a scope that contains addresses 192.168.2.126 to 192.168.2.200.You need to ensure that Printer1’s IP address always remains the same. What should you create on Server2?（） an exclusion range 。 a reservation 。 a superscope 。 a user cla。
工资形式指工资的计算方法和支付形式，主要有（） 工龄工资。 计时工资。 基础工资。 计件工资。 浮动工资。
下列（）不符合人机功能合理分配的原则。 笨重的、快速的、持久的由机器来做。 快速的、持久的、可靠性高的由人来做。 单调的、高阶运算的、操作复杂的由来机器做。 研究、创造、决策由人来做。
You have very few cisco 7920 wireless ip phones on your network， but lots of wireless laptops. You want to increase the bandwidth available for the laptops by decreasing the bandwidth reserved for the cisco 7920 phones. What is the lowest percentage of voice-allocated bandwidth you can select on the wlan controller？（） 55 percent。 75 percent。 40 percent。 25 percent。
证券组合的方差是反映（）的指标。
