Question 1
(a)
What is data mining? List out the data mining functionality.
3 Marks
(b)
Briefly explain the issues in data mining.
4 Marks
(c)
Explain frequent item-set mining algorithm with suitable example.
7 Marks
Gujarat Technological UniversityWinter 2025 Examination
GTU 3160714 Data Mining Winter 2025 Paper Solution & PDF
B.E. · Computer Engineering · Semester 6 · Subject Code: 3160714
Total Marks70 MarksExternal theory exam
Passing Marks23 Marks33% minimum cutoff
Exam Duration2.5 Hours2:30 PM – 5:00 PM
Paper Structure5 QuestionsWith internal OR choices
Question 2
(a)
Explain k-fold cross validation.
3 Marks
(b)
Discuss dimensionality reduction techniques.
4 Marks
(c)
Explain KDD process.
7 Marks
OR OPTION
(c)
Explain data pre-processing functionalities.
7 Marks
Question 3
(a)
What is spatial data mining? Explain with its application.
3 Marks
(b)
Discuss support, confidence, frequent item-set and strong association rules.
4 Marks
(c)
Explain decision tree algorithm with suitable example.
7 Marks
OR OPTION
(a)
Explain classification Vs. Prediction.
3 Marks
(b)
Explain proximity measures used in distance based classifiers.
4 Marks
(c)
Explain ANN.
7 Marks
Question 4
(a)
What is missing values and noise? How to handle them?
3 Marks
(b)
Differentiate linear and logistic regression.
4 Marks
(c)
Explain hierarchical and agglomerative method of clustering.
7 Marks
OR OPTION
(a)
What is closed item-set and maximal frequent item-set?
3 Marks
(b)
Define accuracy, precision, recall and G-mean.
4 Marks
(c)
Discuss spatial Data Mining, Temporal Mining, and Multimedia Mining with their application.
7 Marks
Question 5
(a)
Briefly explain outlier analysis.
3 Marks
(b)
Differentiate clustering and classification.
4 Marks
(c)
Explain K-means algorithm.
7 Marks
OR OPTION
(a)
How to evaluate clustering algorithm?
3 Marks
(b)
Discuss application of web mining.
4 Marks
(c)
Explain PAM algorithm.
7 Marks
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About this Examination Paper & Attribution
Official Gujarat Technological University (GTU) examination paper and step-by-step solutions for Data Mining (Winter 2025, 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.