Total No. of Questions: 8] SEAT No.
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PB2336 [6263]-184 [Total No. of Pages :2
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B.E. (Information Technology Engineering)
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NATURAL LANGUAGE PROCESSING
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(2019Pattern) (Semester-VIII) (Elective-V) (414451 C)
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Time : 2½ Hours] [Max. Marks : 70
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Instructions to the candidates:
1) Answer Q.1 or Q.2, Q.3 or Q.4, Q5 or Q6, Q7 or Q8.
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2) Neat diagrams must be drawn wherever necessary.
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3) Figures to the right indicate full marks.
4) Assume Suitable data if necessary.
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Q1) a) Explain steps used in discourse processing. [9]
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b) What are the different types of ambiguity? Provide an example of each.
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Q2) a) What is the role of lexical resources? Explain WordNet in lexical
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semantics? [9]
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b) What is Word Sense Disambiguation? How it is handled in NLP. [9]
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Q3) a) What is role of annotate knowledge in generation of text reports. [8]
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b) What is role of NLP in web search? Give suitable example. [9]
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Q4) a) Explain significance of Text Pre-Processing in NLP. Elaborate any method
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for Text Pre Processing. [8]
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b) Write a note on “Learning to Annotate Cases with Knowledge Roles”.
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[9]
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Q5) a) What is semantic text mining? Explain with a neat diagram. [6]
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b) Write note on Combination of Probabilistic Classification and Finite-State
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Sequence. [6]
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c) Write in detail the high level representation approaches in text mining.[6]
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Q6) a) What is probabilistic model? Give examples of probabilistic models and
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explain any one in detail. [9]
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b) Explain the document separation as sequence mapping problem. [9]
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Q7) a) What is Corpora? What is the role of Corpora? Explain the 3 types of
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Corpora. [5]
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b) Explain design feature of IR with a neat diagram. [7]
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Explain POS Tagger. [5]
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Q8) a) What is iSTART? List the reading strategies used by ISTART [7]
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b) Write short note on. [10]
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i) Word Net
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ii) Frame Net
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[6263]-184 2