试述影响汇率的主要因素。
经济增长从相对数值来看，可以用（）来表示。 ["人均国民生产总值","人均国民收入的增长","国民生产总值","国民收入的增长"]
序列密码的安全核心问题是（）。
柏氏矢量的守恒性
You have a server that runs Windows Server 2003 Service Pack 2 (SP2). The server connects to the Internet by using a router.You attempt to launch Windows Update and receive the following error message: “Cannot find server or DNS Error.”The IP configurations of the server are shown in the exhibit. (Click the Exhibit button.)ou need to ensure that the server can connect to Windows Update. What should you do?（） ["Configure the server to have static IP settings. ","Install the DNS Server service on Server1 and configure DNS to use a forwarder. ","Add an entry to the %systemroot%\\system32\\drivers\\etc\\hosts file for update.microsoft.com. ","Add an entry to the %systemroot%\\system32\\drivers\\etc\\lmhosts file for update.microsoft.com."]
试样试验
