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On this page, you will find Most important and Mostly asked previous year questions in your b tech semester exam from unit 5 Dataware Housing of the subject Data Warehouse and Mining.
Questions
- What is OLAP? Write functions and tools.
- Write short note on Slice and Dice operations.
- Describe the various types of OLAP servers.
- Explain efficient processing of OLAP queries.
- What is OLAP Server? List the various features of OLAP servers.
- Explain OLAP functions and tools in brief. What are the main features of OLAP servers.
- What do you mean by aggregation ? Explain in brief, how the OLAP handles aggregation? Write the difference between MOLAP and HOLAP.
- Describe data mining interface.
- Explain backup and recovery.
- Explain security issues in data warehouse.
- Explain the term tuning the data warehouse.
- Write a short note on testing data warehouse.
- What are the types of warehousing application?
- What is web mining?
- What is focused crawler? Explain its use it brief.
- Write a note on clever. Also, write HITS algorithm.
- What is web structure mining? Explain page rank.
- What is web usage mining? Write its activities and Issues.
- Write some algorithms used in Web mining.
- Write a note on spatial data structure.
- What are spatial rules? Also, explain spatial association rules.
- Explain Quad, R and k-D tree.
- Write a notes on generalization .
- Explain spatial decision tree algorithm.
- Explain Markov model in detail.