试述什么是数据库（DB）？什么是数据库系统（DBS）？
经过人工处理才能提高承载能力，承受房屋全部荷载的土层称为（）。 ["人工地基","条形基础","桩基","整体式基础"]
Your network consists of two subnets named Subnet1 and Subnet2. You have a server named Server1 that runs Windows Sever 2003 Service Pack 2 (SP2). Server1 is located on Subnet1. Users from Subnet1 report poor performance when they connect to Server1. Users from Subnet2 report that they are unable to connect to Server1. You monitor both network segments and discover a large number of NetBIOS broadcasts on both network segments. You need to reduce the number of broadcasts on the network. What should you deploy?（） ["a DHCP Relay Agent.","a WINS server.","Connection Point Services （CPS）.","Simple TCP\/IP Services on all computers."]
在我国近些年出现的专用计算机设备ATM机又称为（）。
下列哪种病害类型与沥青混凝土路面的高温稳定性有关。（） ["坑槽","车辙","反射裂缝","唧浆"]
侨置郡县
