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Download JNTUH MCA 5th Sem R15 2018 June-July 825AD Information Retrieval Systems Question Paper

Download JNTUH (Jawaharlal nehru technological university) MCA (Master of Computer Applications) 5th Sem (Fifth Semester) Regulation-R15 2018 June-July 825AD Information Retrieval Systems Previous Question Paper

This post was last modified on 17 March 2023


R15

Code No: 825AD

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JAWAHARLAL NEHRU TECHNOLOGICAL UNIVERSITY HYDERABAD

MCA V Semester Examinations, June/July - 2018

INFORMATION RETRIEVAL SYSTEMS

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Time: 3 Hours

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Max. Marks: 75


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Note: This question paper contains two parts A and B.

Part A is compulsory which carries 25 marks. Answer all questions in Part A. Part B
consists of 5 Units. Answer any one full question from each unit. Each question carries
10 marks and may have a, b, c as sub questions.

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PART - A

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5 ? 5 Marks = 25

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1.a)

What are the major steps in inverted index construction?


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[5]

b)

Write a short note on term frequency and inverse document frequency.

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[5]

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c)

Give an example to show the tree representation of XML documents and queries. [5]

d)

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What is the minimum number of support vectors required for a data set? Explain.



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[5]

e) State and explain the concept of web graph.

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[5]

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PART - B

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5 ? 10 Marks = 50


2.

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How do we process a query using an inverted index and the basic Boolean retrieval
model? Explain with example.


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[10]

OR

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3.

Explain various tasks involved in determining the vocabulary of terms.


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[10]


4.

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State and explain the basic algorithm for computing vector space scores.

[10]

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OR

5.

Describe how to measure effectiveness of adhoc information retrieval systems.

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[10]


6.

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Write an algorithm for scoring documents with SimNoMERGE.



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[10]

OR

7.

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Explain in detail about the query likelihood models in information retrieval.

[10]

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8.

List and explain the issues involved in the classification of text documents.

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[10]

OR

9.

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Give the applications of clustering in information retrieval system.



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[10]


10.

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With an example explain the concept of near duplicates and shingling's.

[10]

OR

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11.

With a neat diagram explain the basic architecture of a crawler.

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[10]

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