DBMS-Data Warehousing and Data Mining Questions and Answers
Data Warehousing and Data Mining questions with answers are crucial for understanding how organizations manage and analyze large datasets. These DBMS programming questions and answers explore concepts like ETL processes, OLAP operations, clustering, classification, and association rule mining. Practicing these questions helps students gain clarity on real-world data analytics and storage architecture, often tested in company placement papers and technical interviews. If you’re preparing for TCS, Capgemini, or Wipro, reviewing these DBMS-based data mining questions will strengthen your database and analytics knowledge for exams and interviews
DBMS-Data Warehousing and Data Mining
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36 questions
4. A data warehouse is a collection of computer-based information that is critical to successful execution of organisation's initiatives.
- TRUE
- FALSE
5. Data in a data warehouse differ from operational jsystems data in that they can only be read, not modified.
- TRUE
- FALSE
6. Data in a data ware house differ from operational systems data in that they can only be read, not modified.
- TRUE
- FALSE
7. As the end-user computing was emerging, the computing started shifting from a business-driven information technology strategy to a data-processing approach.
- TRUE
- FALSE
8. In the data warehouse structure, operational data and processing is completely separate from data warehouse processing.
- TRUE
- FALSE
9. The ODS is often create when legacy operational systems are found to be incapablej of achieving reporting requirements.
- TRUE
- FALSE
10. Once in production, data marts are difficult to extend for use by other departments.
- TRUE
- FALSE