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Department of Computer Science and Engineering

1st Mid Exam

Course Title: Information Retrieval and Search Engine Optimization (CSE-4107)

Semester: 7th | Session: 18-19

Time: 45 minutes | Marks: 20.00

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1)

Explain difference between data retrieval and information retrieval.

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5 Marks
2)

What is web crawler? What is hard and soft focused crawling?

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5 Marks
3)

Consider a document containing 100 words, wherein the word apple appears 5 times. Then calculate the term frequency for apple in that document. Again, assume you have 10 million documents and the word apple appears in one thousand of these. Then, calculate the inverse document frequency. And finally, calculate the TF-IDF weight.

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5 Marks
4)

What is Index Compression? Summarize on the working of WEB CRAWLER with its diagram

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5 Marks
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Uploaded By: Onebyzero Edu Aug. 10, 2024, 4:51 p.m.
Converted By (Img/PDF to Text): Baishakhi Bir Feb. 25, 2026, 10:43 p.m.
Reviewed By: Obaydul Hasan Nayeem Feb. 26, 2026, 11:27 p.m.