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Welcome to the Data Warehousing and Data Mining MCQs Page

Dive deep into the fascinating world of Data Warehousing and Data Mining with our comprehensive set of Multiple-Choice Questions (MCQs). This page is dedicated to exploring the fundamental concepts and intricacies of Data Warehousing and Data Mining, a crucial aspect of DBMS. In this section, you will encounter a diverse range of MCQs that cover various aspects of Data Warehousing and Data Mining, from the basic principles to advanced topics. Each question is thoughtfully crafted to challenge your knowledge and deepen your understanding of this critical subcategory within DBMS.

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Check out the MCQs below to embark on an enriching journey through Data Warehousing and Data Mining. Test your knowledge, expand your horizons, and solidify your grasp on this vital area of DBMS.

Note: Each MCQ comes with multiple answer choices. Select the most appropriate option and test your understanding of Data Warehousing and Data Mining. You can click on an option to test your knowledge before viewing the solution for a MCQ. Happy learning!

Data Warehousing and Data Mining MCQs | Page 7 of 7

Q61.
The time horizon in operational environment is
Discuss
Answer: (c).60-90 days
Q62.
Which databases are owned by particular departments or business groups
Discuss
Answer: (a).Operational
Q63.
State true or false : 'Data can be updated in operational environment'
Discuss
Answer: (a).True
Q64.
Which one is not a Data Transformation strategy
Discuss
Answer: (d).Compression

Q65.
A subset of the data warehouse that contains all the data about a particular topic is known as
Discuss
Answer: (c).Data Mart
Q66.
Which one is the last step of Data Mart Implementation process
Discuss
Answer: (c).Managing
Q67.
Which one is not a data reduction strategy
Discuss
Answer: (a).Data Generalization
Q68.
Which one algorithm is developed by Ross Quinlan
Discuss
Answer: (a).C4.5
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