Q. __________ is a subject-oriented, integrated, time-variant, nonvolatile collection of data in support of management decisions.
✅ Correct Answer: (B)
data warehousing.
Data Mining and Data Warehouse MCQs | Page - 1
Dear candidates you will find MCQ questions of Data Mining and Data Warehouse here. Learn these questions and prepare yourself for coming examinations and interviews. You can check the right answer of any question by clicking on any option or by clicking view answer button.
Q. The data Warehouse is__________.
✅ Correct Answer: (A)
read only.
Q. Expansion for DSS in DW is__________.
✅ Correct Answer: (A)
decision support system.
Q. The important aspect of the data warehouse environment is that data found within the data warehouse is___________.
✅ Correct Answer: (D)
all of the above.
Q. The time horizon in Data warehouse is usually __________.
✅ Correct Answer: (D)
5-10 years.
Q. The data is stored, retrieved & updated in ____________.
✅ Correct Answer: (B)
oltp.
Q. __________describes the data contained in the data warehouse.
✅ Correct Answer: (C)
metadata.
Q. ____________predicts future trends & behaviors, allowing business managers to make proactive, knowledge-driven decisions.
✅ Correct Answer: (B)
data mining.
Q. __________ is the heart of the warehouse.
✅ Correct Answer: (B)
data warehouse database servers.
Q. ________________ is the specialized data warehouse database.
✅ Correct Answer: (D)
redbrick.
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