专业英语复习要点1.doc

考试时间：90分 试题总分：100分 考试题型： 选择题——30％（课内） 完型题——30％（课内、课外） 阅读题——20％(课外) 判断题——20％（课内） 复习要点： 1. Windows 2000 provides you with quick and easy access to the Internet, no matter what programs you are running or tasks you are performing. 不管正在运行何种程序或执行何种任务，Windows 2000使你能快速而方便地访问互联网。 2. Internet Explorer lets you search the Internet for people, business, and information about subjects that interest you. Internet Explorer使你能在互联网找人，查询某个企业，以及感兴趣的相关主题信息。 3. Encryption is the way to solve the data security problem. 加密术是解决数据安全问题的一种方法。 4. Almost all encryption schemes used in the Internet uses asymmetric key encryption for exchanging the symmetric encryption key, and symmetric encryption for better performance. 在互联网中几乎所有的加密方案都使用非对称密钥加密来交换对称加密密钥，然后使用对称密钥以得到更好的性能。 5. Since the advent(出现，到来) of the Internet and computer network security, many people have sought for firewall. 由于互联网和计算机网络安全的出现，许多人都在寻找防火墙。 6. In other words, these protocols provide nearly all services available to today’s Netsurfer. 这就是说，这些协议为网上冲浪者提供了几乎所有可利用的服务。 7. Network-1evel protocols manage the discrete mechanics of data transfer. 网络层协议管理数据传输的离散结构。 8. TCP/IP refers to a collection of protocols that facilitate （促进）communication between machines over the Internet. TCP/IP是一组协议的集合，这些协议促进了互联网上多台计算机间的通信。 9. One can quickly and easily create a heterogeneous network using TCP/IP. 使用TCP/IP可以轻而易举的创建一个异构网络。 10. Electronic commerce is an emerging（新出现） model of selling and merchandising tools in which buyers are able to participate in all phases of a purchase decision. 电子商务是一种新型的商品买卖和交易方式，它可以使买方参与到购买决策的各个阶段。 11. They step through their business processes electronically rather than in a physical store or by phone. 买方通过电子数据经营整个商务过程而不是通过商店或电话的方式。 12. In this case, for B2B (business-to-business), it is the procedure of signing contracts, completing the necessary commercial invoice exchange. 作为B2B（商家到商家）来说，这一阶段是签订合同、完成必需的商贸票据的交换过程。 13. Multimedia means that computer information can be represented through audio, graphics, images, video,