2. 计算机
  3. WebSQL is a SQL-like(71)language for extracting information from the Web．Its capabilities for performing navigation of Web(72)ma

WebSQL is a SQL-like(71)language for extracting information from the Web．Its capabilities for performing navigation of Web(72)ma

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问题 WebSQL is a SQL-like(71)language for extracting information from the Web．Its capabilities for performing navigation of Web(72)make it a useful tool for automating several web-related tasks that require the systematic processing of either all the links in a(73)，all the pages that Can be reached from a given URL through(74)that match a pattern，or a combination of both．WebSQL also provides transparent access to index servers that Can bequeriedviathe Common(75)Interface．(2006年5月试题71～75)
(75)
选项 A、Router
B、Device
C、Computer
D、Gateway
答案D
解析 WebSQL是一种类似于SQL的查询语言，用于从Web中提取信息。它能够在Web超文本中巡航，这使得它成为自动操作一个页面中有关链接的有用工具，或是作为搜索从一个给定的URL可以到达的、所有匹配某种模式的页面的有用工具。WebSQL也提供透明地访问索引服务器的手段，这种服务器可以通过公共网关接口进行查询。
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