题目:
WebSQL is a SQL-like () language for extracting information from the web. Its capabilities for performing navigation of web () make it a useful tool for automating several web-related tasks that require the systematic processing of either all the links in a() , all the pages that can be reached from a given URL through () that match a pattern, or a combination of both. WebSQL also provides transparent access to index servers that can be queried via the Common () Interface.
all the pages that can be reached from a given URL through () that match a pattern.
A.paths
B.chips
C.tools
D.directories
答案:
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