杜牧《泊秦淮》中“后庭花”的典故涉及下列人物中的（） 秦始皇。 汉元帝。 陈后主。 唐明皇。
You work as a network administrator for Tailspintoys.com. Your job responsibilities include supporting company servers. The Tailspintoys.com network hosts a Web server that runs on a single server namedWebsrv1. Recently， traffic to the Web site has been increasing， and the performance of the Web serverhas been deteriorating. Traffic to the Web site is expected to continue to increase over the next five toeight years. You want a solution that can solve the performance problems of the Web server and meet theincreasing workload requirements for the Web site for the next five to eight years. What should you do？（） Migrate the Web site to a more powerful server.。 Use NLB to create a Web farm to support the Web site.。 Use failover clustering to support the Web site with multiple servers in a cluster.。 Add a second Web server， and then use DNS round-robin to distribute Web requests between the twoservers. Add more servers as necessary.。
关于发动机功率不足的原因，甲说：燃油管道有阻塞或燃油有水分；乙说：汽油泵有故障。对于以上说法（）。 甲正确。 乙正确。 甲乙都正确。 甲乙都不正确。
You are a help desk technician for your company. Susan is an executive. Because Susan travels frequently, she uses a Windows XP Professional portable computer that has a smart card reader. Susan asks you to configure her computer so that she can dial in to the company network when she is out of the office. Company security policy states that dial-in users must use a smart card when they connect to the network, and that the users must use the strongest form of data encryption possible. Company security policy also states that client computers must disconnect if the Routing and Remote Access server does not support both smart card authentication and the strongest possible authentication. You need to configure the dial-up connection properties on Susan’s computer to dial in to the company network. Your solution must ensure that company security policies are enforced. Which three actions should you perform?（） Select the Advanced (custom settings) security option.。 Select the Require data encryption check box. 。 Select the Typical (recommended settings) security option. 。 Select the Use smart card item from the Validate my identity as follows list.。 Select the Maximum strength encryption item from the Data encryption list.。 Select the Extensible Authentication Protocol (EAP) option, and select Smart Card or other Certificate from the EAP list.。
简述研究课程的意义。
唐宋古文八大家中，文章的政治色彩最浓的是（）
