Introduction to Data Analytics and Visualization Unit 4 – Frequent Itemsets and Clustering: AKTU previous year questions
17 AKTU questions from Unit 4 (Frequent Itemsets and Clustering) asked in 2023–2026, tagged by marks, year and topic. In short: about 25 marks of every paper come from this unit; the most asked topic is Clustering Techniques (7 times); 15 questions came back in a later year. The latest ones are listed below; on the page you can filter them by 2-mark or long questions, topic and repeats.
Unit 4 previous year questions
- What is frequent itemset mining? (2 marks, 2026, Frequent Itemsets)
- Explain Apriori algorithm and its role in frequent itemset mining. (7 marks, 2026, Frequent Itemsets)
- Explain clustering techniques used in data mining. (7 marks, 2026, Clustering Techniques)
- Analyze the working of K-means clustering with an example. (7 marks, 2026, Clustering Techniques)
- How do methods like CLIQUE and ProCLUS overcome traditional clustering limitations? (2 marks, 2025, High Dimensional Clustering)
- Compare and contrast hierarchical clustering and K-means clustering. What are the advantages and disadvantages of each? (7 marks, 2025, Clustering Techniques)
- What is parallelism in clustering algorithms? How does it improve performance in handling large datasets? (7 marks, 2025, Advanced Clustering)
- How is clustering applied to streaming data? Discuss the modifications needed in traditional clustering algorithms for stream analytics. (7 marks, 2025, Advanced Clustering)
- List various methods of clustering. (2 marks, 2024, Clustering Techniques)
- Illustrate with examples CLIQUE and ProCLUS. (7 marks, 2024, High Dimensional Clustering)
- Discuss k-means clustering? Explain its working. Write k-means algorithm for partitioning. (7 marks, 2024, Clustering Techniques)
- Explain the following- i. Apriori Algorithm ii. Market based modeling (7 marks, 2024, Frequent Itemsets)
Most asked Unit 4 topics
- Clustering Techniques – asked 7 times
- Frequent Itemsets – asked 6 times
- High Dimensional Clustering – asked 2 times
Unit 4 question pattern
- 2-mark questions: 5 asked in 2023–2026
- 7-mark questions: 10 asked in 2023–2026
- 10-mark questions: 2 asked in 2023–2026
- About 25 marks from Unit 4 in every paper
- 15 questions were asked again in a later year
Unit 4 questions year by year
- 2026: 4 Unit 4 questions asked (23 marks across that year's papers)
- 2025: 4 Unit 4 questions asked (23 marks across that year's papers)
- 2024: 4 Unit 4 questions asked (23 marks across that year's papers)
- 2023: 5 Unit 4 questions asked (31 marks across that year's papers)