【简答题】已知消费函数为c=100+0.6y,投资函数为i=520-2r; 货币需求为L=0.2y-4r,货币供给为m=120(货币和收入单位均为亿元),求: (1)IS曲线方程 (2)LM曲线方程 (3)产品市场和货币市场同时均衡时的利率和国民收入 (4)如果自主投资由520增加至550,均衡国民收入如何变动?结论与乘数原理一致吗?请给出解释。
【简答题】《文物保护法》规定,具有科学价值的____化石和____化石同文物一样受国家保护。
【单选题】( )是专门用于会计核算、财务管理的计算机软件、软件系统及其功能模块。
【单选题】You are the administrator for your company's network. The network is configured as shown in the exhibit. You want to install Windows 2000 Professional on 20 new PXE-compliant computers on the marketin...
A.
Add a Windows 2000 Server computer running WINS to the network.
B.
Add a Windows 2000 Server computer running DHCP to the network.
C.
Add the domain Everyone group to the RIS OS image security settings.
D.
Place the new computers on the same segment as the RIS server.
【多选题】Which of the following statements describe the network shown in the graphic?()
A.
There are two broadcast domains in the network.
B.
There are four broadcast domains in the network.
C.
There are six broadcast domains in the network.
D.
There are four collision domains in the network.
E.
There are five collision domains in the network.
F.
There are seven collision domains in the network.
【简答题】《中华人民共和国文物保护法》规定,具有科学价值的_______化石和_______化石同文物一样受国家保护。
【单选题】《文物保护法》规定下列文物受国家保护:“历史上各时代重要的文献资料及具有历史、艺术、科学价值的手稿和图书资料。” 古籍属于( )。