Gujarat Technological UniversitySummer 2026 examination

GTU 3160714 Data Mining Summer 2026 Question Paper & PDF

B.E. · Computer Engineering · Semester 6 · Subject code 3160714
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Total
70 marks
To pass
23 marks (33%)
Duration
2.5 Hours 10:30 AM – 1:00 PM
Questions
5 with internal choice
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11 of 25 questions on this paper were also asked in other years. Each is marked below with the years it appeared.See all 27 repeated 3160714 questions, most asked first

Q.1

14 Marks
(a)
3 marks
Define Schema. Explain the following schemas with suitable example.
1)Star
2)Snowflakes
3)Constellations
(b)
4 marks

A data warehouse is a subject-oriented, integrated, time-variant, and nonvolatile collection of data – Justify.

(c)
7 marksAsked in 7 of 7 papers

Describe the steps involved in data mining when viewed as a process of knowledge discovery.

Also asked in Winter 2025 Q2c, Summer 2025 Q1b, Winter 2024 Q1c, Summer 2024 Q1b, Winter 2023 Q1c, Summer 2023 Q1c

Q.2

14 Marks
(a)
3 marksAsked in 2 of 7 papers

What is Concept Hierarchy? List and explain types of Concept Hierarchy.

Also asked in Summer 2025 Q5b OR

(b)
4 marksAsked in 2 of 7 papers
Differentiate OLAP and OLTP.

Also asked in Winter 2023 Q1b

(c)
7 marksAsked in 4 of 7 papers
Explain the major issues in data mining

Also asked in Winter 2025 Q1b, Summer 2024 Q1c, Winter 2023 Q5c

(c)
7 marks

Explain the need for data smoothing during pre-processing and discuss data smoothing by Binning.

Q.3

14 Marks
(a)
3 marksAsked in 2 of 7 papers
Briefly explain Linear and Non-linear regression.

Also asked in Summer 2024 Q4a OR

(b)
4 marksAsked in 2 of 7 papers

Explain measures for finding rule interestingness (support,confidence) with example.

Also asked in Summer 2024 Q3a OR

(c)
7 marks

Compare association and classification. Briefly explain associative classification with suitable example.

(a)
3 marks
Discuss following terms.
1)Supervised learning
2)Correlation analysis
(b)
4 marks
Write a note on incremental Association Rule Mining.
(c)
7 marks

Explain Hash-based technique to improve efficiency of Apriori algorithm.

Q.4

14 Marks
(a)
3 marks
Define “clustering”? Mention any two applications of clustering.
(b)
4 marksAsked in 2 of 7 papers
Draw the topology of a multilayer, feed-forward Neural Network.

Also asked in Winter 2023 Q5b

(c)
7 marksAsked in 4 of 7 papers

Write and discuss the algorithm which is used to generate frequent itemsets using an iterative level-wise approach based on candidate generation.

Also asked in Winter 2025 Q1c, Summer 2025 Q3c, Summer 2024 Q3c OR

(a)
3 marks
Explain web mining using example.
(b)
4 marks

What is classification? Explain classification as a two step process with diagram.

(c)
7 marks
Discuss the main features of Hadoop Distributed File System.

Q.5

14 Marks
(a)
3 marks
Explain Hadoop storage – HDFS.
(b)
4 marksAsked in 4 of 7 papers

How K-Mean clustering method differs from K-Medoid clustering method?

Also asked in Summer 2024 Q5b OR, Winter 2023 Q5a, Summer 2023 Q4b OR

(c)
7 marks
Explain mapreduce. Explain any example using mapreduce.
(a)
3 marks
Explain data mining application for fraud detection.
(b)
4 marksAsked in 3 of 7 papers
Dicuss the Applications of Distributed and parallel Data Mining.

Also asked in Winter 2024 Q5c OR, Summer 2024 Q5a OR

(c)
7 marksAsked in 2 of 7 papers

What is web log? Explain web structure mining and web usage mining in detail.

Also asked in Winter 2023 Q5c OR

More Data Mining papers

Questions repeat across sessions. Working through two or three papers shows you which topics GTU asks most.

Winter 202570 marks · 5 questions
Summer 202570 marks · 5 questions
Winter 202470 marks · 5 questions
Summer 202470 marks · 5 questions

Other Semester 6 subjects

BE Computer

116AG01
Deep Learning and Neural Network
2160701
Software Engineering
2160704
Theory of Computation
2160707
Advanced Java

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About this paper

Official Gujarat Technological University (GTU) examination paper for Data Mining (Summer 2026, B.E. · Computer Engineering, Sem 6). Features complete 70-mark regular & remedial examination pattern, official marking distribution across all 5 questions, and direct 1-click official PDF download.

Transcribed for student exam preparation from Gujarat Technological University official examination archives. Questions, syllabus guidelines, and curriculum marking schemes remain the intellectual property of Gujarat Technological University.

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