Download JNTUH (Jawaharlal nehru technological university) MCA (Master of Computer Applications) 5th Sem (Fifth Semester) Regulation-R13 2018 June-July 815BJ Information Retrieval Systems Previous Question Paper
R13
Code No: 815BJ
JAWAHARLAL NEHRU TECHNOLOGICAL UNIVERSITY HYDERABAD
MCA V Semester Examinations, June/July - 2018
INFORMATION RETRIEVAL SYSTEMS
Time: 3 Hours
Max. Marks: 60
Note: This question paper contains two parts A and B.
Part A is compulsory which carries 20 marks. Answer all questions in Part A. Part B
consists of 5 Units. Answer any one full question from each unit. Each question carries 8
marks and may have a, b, c as sub questions.
PART - A
5 ? 4 Marks = 20
1.a) Define an information retrieval system.
[4]
b) What is scoring?
[4]
c) What are the challenges in XML retrieval?
[4]
d) Discuss about Matrix decompositions.
[4]
e) What are the characteristics of web?
[4]
PART - B
5 ? 8 Marks = 40
2.a)
Explain about index construction.
b)
Discuss about vocabulary lists.
[4+4]
OR
3.
What is a retrieval model? Explain about boolean retrieval model.
[8]
4.
How to compute scores in complete search system? Explain.
[8]
OR
5.
What are the some potential problems in use of relevance feedback on hyper documents? Is
the use of positive feedback always better than using a negative feedback to improve a
query?
[8]
6.
Explain about language models for information retrieval.
[8]
OR
7.
Discuss about vector space classification.
[8]
8.
Explain the following.
a) Semantic indexing.
b) Support vector machines.
[4+4]
OR
9.
What is flat clustering? Explain it.
[8]
10.
Discuss in detail about Link analysis.
[8]
OR
11.
Write a detailed note on web crawling.
[8]
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This post was last modified on 17 March 2023