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IDC3931 K.A
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Exam of 8 pages for the course IDC3931 K.A at IDC3931 K.A (IDC3931 K.A)
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IDC3931 K.A Q&AT/F. Articles and auxiliary verbs are assigned little value in text mining and are usually
filtered out. - (correct answer)True
T/F. In the Wimbledon case study, designers balanced the needs of mobile and desktop
computer users. - (correct answer)True
In text analysis, what is a lexicon? - (correct answer)a catalog of words, their synonyms,
and their meanings
T/F. In the car insurance case study, text mining was used to identify auto features that
caused injuries. - (correct answer)False
T/F. In sentiment analysis, it is hard to classify some subjects such as news as good or
bad, but easier to classify others, e.g., movie reviews, in the same way. - (correct
answer)True
T/F. Categorization and clustering of documents during text mining differ only in the
preselection of categories. - (correct answer)True
In the opening vignette, the architectural system that supported Watson used all the
following elements EXCEPT - (correct answer)a core engine that could operate
seamlessly in another domain without changes.
T/F. Regional accents present challenges for natural language processing. - (correct
answer)True
In the Wimbledon case study, the tournament used data for each match in real time to
highlight - (correct answer)Significant Events
, What do voice of the market (VOM) applications of sentiment analysis do? - (correct
answer)They examine customer sentiment at the aggregate level.
In the research literature case study, the researchers analyzing academic papers
extracted information from which source? - (correct answer)The paper abstract
T/F. In text mining, if an association between two concepts has 7% support, it means
that 7% of the documents had both concepts represented in the same document. -
(correct answer)True
T/F. In the Tito's Vodka case study, trends in cocktails were studied to create a quarterly
recipe for customers. - (correct answer)True
In sentiment analysis, which of the following is an implicit opinion? - (correct
answer)The customer service I got for my TV was laughable
Which of the following statements about Web site conversion statistics is FALSE? -
(correct answer)Visitors who begin a purchase on most Web sites must complete it.
What are the two main types of Web analytics? - (correct answer)off-site and on-site
Web analytics
T/F. Consistent high quality, higher publishing frequency, and longer time lag are all
attributes of industrial publishing when compared to Web publishing. - (correct
answer)False
Breaking up a Web page into its components to identify worthy words/terms and
indexing them using a set of rules is called - (correct answer)Parsing the document
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