从供选择的答案中,选出应填入下面叙述中{ }内的最确切的解答,把相应编号写在答卷的对应栏内。
Basically, a firewall is a { A } process or a set of integrated processes that runs on a router or { B } to control the flow of networked application traffic { C } through it. Typically, firewalls are placed on the entry point to a { D }network such as the Internet. They could be considered traffic cops. The firewall's { E }is to ensure to ensure that all communication between an organization's network and the Internet conform to the organization's security policies.
供选择的答案
A:①dependent ②isolated ③related ④standalone
B:①browser ②client ③repeater ④server
C:①pass ②passed ③passing ④passes
D:①local ②national ③private ④public
E:①mole ②pole ③role ④rule
【解析】
题中A处显然是“独立的、单独的”的意思,应选择“standalone”.
从上下文看,B处是指服务器,应选择“server”.
C处则是个语法问题,现在分词作定语,应选择③。
从后面的“Internet”判断珼处意义应当是“公共的”,只有“public”一词符合。
E处意是“角色”的意思,选择“role”.
Examda提示参考译文:基本上,火墙是在路由器或服务器上运行的一个独立的或一组集成的处理器,用来控制通过网络应用程序流经它的信息流。典型的防火墙位于进入像因特网这样的公共网络的入口处。可以将它们看作是交通警察。防火墙的角色就是确保组织的网络与因特网之间的所有通信符合组织的安全政策。
【答案】A:④ B:④ C:③ D:④ E:③
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