JAWAHARLAL NEHRU TECHNOLOGICAL UNIVERSITY HYDERABAD
MCA V Semester Examinations, October/ November - 2020
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INFORMATION RETRIEVAL SYSTEMS
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Time: 2 Hours--- Content provided by FirstRanker.com ---
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Max. Marks: 75
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Answer any five questions
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All questions carry equal marks----
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1.
Explain with a neat example how Inverted Index is constructed for a given query. [15]
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2.a)
Write a short note on Query Expansion.
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b)
Explain briefly about the evaluation of Relevance Feedback Strategies.
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[7+8]
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used
3.
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Explain in detail how a document is represented and retrieved in XML Retrieval usingVector Space Model.
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[15]
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4.a)Explain in detail about Group Average Agglomerative Clustering.
b)
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Write a short note on Divisive Clustering.
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[7+8]
5.a)
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Enumerate the features of a Web Crawler.
b)
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Explain the Crawler Architecture with a neat diagram.--- Content provided by FirstRanker.com ---
[7+8]
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6.
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Enumerate the reasons for Dictionary Compression. Explain in detail the two
techniques used in Dictionary Compression.
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[15]
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7.
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Explain in detail how Rocchio algorithm is used for Relevance Feedback.
[15]
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8.a)
Write a short note on the "1/0 Loss Case" in the Probability Ranking Principle.
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b)Explain briefly the Binary Independence Model used with PRP.
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[7+8]
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---oo0oo---
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