Your network consists of a single Active Directory domain and a single network segment. All client computers are configured to receive their IP configurations automatically. You deploy two DHCP servers named Server1 and Server2. Each DHCP server has one scope. Users report IP address conflicts.You need to ensure that clients receive unique addresses. What should you do on Server1 and Server2?（） ["Create a superscope. ","Create a multicast scope. ","Configure Network Load Balancing. ","Modify the address range for the scopes on both servers."]
You are designing a solution that needs to support 30 IP phone users. Which switch model and how many switches does the Cisco Single-Site Secure Network Foundation1.1 Desing and Implementation Guide suggest for the solution？（） ["1 Catalyst Express 500G-12TC,1 Catalyst 3750G-12S-S","1 Catalyst 3750G-12S-S,1 Catalyst Express 500-24PC","2 Catalyst Express 500G-12TC","2 Catalyst 3750G-12S-S,1 Catalyst Express 500-24PC","2 Catalyst Express 500-24PC","2 Catalyst 3750G-12S-S"]
压力容器范围内的承压管道由于各种原因造成（），导致压力容器被迫（）的事故称为爆管事故。 ["堵塞","破裂","停运","运行"]
一般性，公司的现金流量主要发生在其（） ["投资活动领域","经营活动领域","生产活动领域","筹资活动领域"]
吊具一般分为什么？
某企业只生产一种产品，单价200元，单位变动成本150元，固定成本400000元，2003年企业的销售量为10000件。企业按同行业先进的资金利润率预测2004年企业的目标利润基数，同行业先进的资金利润率为20%，预计企业资金占用额为600000元。要求：测算企业的目标利润基数；
