Download JNTUH MCA 5th Sem R09 2017 August F3506 Information Retrieval Systems Question Paper

Download JNTUH (Jawaharlal nehru technological university) MCA (Master of Computer Applications) 5th Sem (Fifth Semester) Regulation-R09 2017 August F3506 Information Retrieval Systems Previous Question Paper

R09

Code No: F3506















JAWAHARLAL NEHRU TECHNOLOGICAL UNIVERSITY HYDERABAD

MCA V Semester Examinations, August - 2017

INFORMATION RETRIEVAL SYSTEMS

Time: 3hrs













Max.Marks:60

Answer any five questions

All questions carry equal marks

- - -



1.a)

What is Information Retrieval System? Distinguish between IRS and DBMS.

b)

Explain in detail about Digital Libraries and Data Warehouses.





[6+6]


2.a)

What is concept indexing approach? Explain in detail with a suitable example.

b)

Explain the data flow in an information processing system with a neat sketch.

[6+6]


3.a)

Explain in detail the Porter stemming algorithm

b)

Describe how the PAT Data structure is different from N-gram data structure.

[6+6]


4.a)

What is automatic indexing? Give the various classes of automatic Indexing?

b)

What are the benefits of a weighted index system over a Binary Index system?

[6+6]


5.a)

Compare and contrast manual clustering and Automatic Term Clustering.

b)

Define clustering and explain how clustering effects precision and recall.

[6+6]


6.

Explain in detail about the following:



a) Bayesian Model.



b) Simple Term Frequency Algorithm.











[6+6]


7.

Explain in detail about Cone-Tree visualization technique. List out its advantages
compared with other hierarchical representations.







[12]


8.a)

Explain in detail about text streaming architecture with a neat example.

b)

Discuss about selective dissemination information search techniques with examples.[6+6]




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