Which is not a reason why finding structured data on the Web is difficult?  A Websites may use tables to format unstructured data.  B Heuristics and other signals are needed to inform ranking of data.  C There is very little structured data on the Web.  (D)Relationships modeled by a table are difficult to discover.

Principles of Information Systems (MindTap Course List)
13th Edition
ISBN:9781305971776
Author:Ralph Stair, George Reynolds
Publisher:Ralph Stair, George Reynolds
Chapter5: Database Systems And Big Data
Section: Chapter Questions
Problem 4SAT: The ______________ model is a simple but highly useful way to organize data into collections of...
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Which is not a reason why finding structured data on the Web is difficult?

 A Websites may use tables to format unstructured data.

 B Heuristics and other signals are needed to inform ranking of data.

 C There is very little structured data on the Web.

 (D)Relationships modeled by a table are difficult to discover.

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