A Simple Keyword-Based Search Engine Suffers from Several Deficiencies, Which

question 59

Multiple Choice

A simple keyword-based search engine suffers from several deficiencies, which include all of the following except:

• A) a topic of any breath can easily contain hundreds or thousands of documents
• B) many documents that are highly relevant to a topic may not contain the exact keywords defining them
• C) web mining can identify authoritative Web pages
• D) many of the search results are marginally or not relevant to the topic

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Definitions:

Vowel

A letter of the alphabet representing a speech sound made without significant constriction of the flow of air from the lungs.

Combining Forms

Parts of words (often derived from Greek or Latin) that carry specific meanings and are used in the construction of medical and scientific terminology.

Suffix

A linguistic element added to the end of a word to form a derivative or change its grammatical function.

Consonant

A speech sound produced by partially or completely obstructing the flow of air through the vocal tract, characterized by less resonance and more restriction than vowels.