You are the desktop administrator for your company. The company's network contains a RIS server, a DHCP server, and a DNS server. You need to install Windows XP Professional on a computer that does not have a CD-ROM drive. The computer has the following configuration: a Pentium III 1-GHz processor, a 5-GB hard disk, 128 MB of RAM, a modem in the first PCI slot ,an Ethernet card in the last ISA slot. You attempt to install Windows XP Professional on the computer by using a RIS bootable floppy disk. However, you are unable to connect to the RIS server. What should you do?（） Move the Ethernet card to the first ISA slot. 。 Remove the Ethernet card and replace it with an Ethernet card that is PXE compliant. 。 Share the RIS image on the RIS server. Create a network bootable floppy disk. Insert the floppy disk, and install Windows XP Professional from the share. 。 Place the NDIS network drivers in the root directory of the RIS bootable floppy disk. Use the floppy disk to connect to the RIS server.&e。
混凝土结构的耐久性设计应包括下列内容，其中（）是不正确的。 采用有利于减轻环境作用的结构形式、布置和构造。 采用合适的钢筋的混凝土保护层厚度。 确定结构的设计使用年限、环境类别及其作用等级。 确定钢筋混凝土中的钢筋面积。
为什么说动机是制约个体活动效率的重要因素？
（）是企业最核心的安全管理制度。 安全教育制度。 安全检查制度。 安全生产责任制。
按照迈克尔・波特的划分，竞争战略可以分为（） 总成本领先战略。 差别化战略。 发展战略。 重点战略。 稳定性战略。
锅炉受热面酸洗后进行钝化处理的目的是（）
