Acme Costume Company is connecting its manufacturing facilties to its stores with a small pointto-multipoint Frame Relay IP WAN. Little growth is expected in the network infrastructure.Up to this point the company has been using a dial-on-demand network. Dropping WAN costs, however, have led them to consider using a high-speed WAN solution to improve access. Which two routing protocols could you deploy to support the new larger network while keeping costs down?（） ["RIP","RIPv2","EIGRP","OSPF"]
下（）的密封面形式适用于剧毒介质的管道连接 ["平面法兰","凹凸面法兰","榫槽面法兰","以上都不是"]
变动成本法相对于完全成本法而言具有哪些优点？
建设项目现金流出的项目包括（）。 ["建设投资","流动资金","经营成本","营业收入","保险费"]
简述卫星电视的特点和组成。
（）电子计算机通过由数字逻辑电路组成的算术逻辑运算部件对数字量进行算术逻辑运算。（）电子计算机通过由运算放大器构成的微分器、积分器，以及函数运算器等运算部件对模拟量进行运算处理。
