WebSQL is a SQL-like(6)language for extracting information from the web. Its capabilities for performing navigation of web(7)mak

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问题 WebSQL is a SQL-like(6)language for extracting information from the web. Its capabilities for performing navigation of web(7)makes it a useful tool for automating several web-related tasks that require the systematic processing of either all the links in a(8), all the pages that can be reached from a given URL through(9)that match a pattern, or a combination of both. WebSQL also provides transparent access to index servers that can be queried via the Common(10)Interface.

选项 A、Router
B、Device
C、Computer
D、Gateway

答案D

解析 WebSQL是一种能从web中提取信息的类似SQL的查询(query)语言。WebsQL具有从 Web超文本(Hypertext)执行导航的能力,这使它成为一个非常有用的工具,可以自动处理多个与Web相关的任务。这些任务要求一页(page)中所有链接能被系统地处理,所有的页面都能通过一个给定的URL到达,这URL是通过模式匹配或两者结合的路径(paths)得到的。 WebSQL还提供了通过通用网关(Gateway)接口来透明地访问索引服务器的功能。
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