(A) Business intelligence and Data warehousing is used for forecasting and Data mining.
(B) Business intelligence and Data warehousing is used for analysis of large volumes of sales data.
Which one of the following options is correct ?
Statement (A) Analysis: BI/DW Uses
Statement (A) claims that Business Intelligence (BI) and Data Warehousing (DW) are used for forecasting and Data mining.
- Data Warehousing provides a structured repository of historical data essential for analysis.
- Business Intelligence tools leverage this data for insights, including predictive modeling for forecasting future trends.
- Data mining, the process of discovering patterns, is a key technique employed within BI and facilitated by DW.
Therefore, Statement (A) is accurate.
Statement (B) Analysis: BI/DW Uses
Statement (B) states that Business Intelligence (BI) and Data Warehousing (DW) are used for the analysis of large volumes of sales data.
- Data Warehousing is specifically designed to consolidate and store vast amounts of data from transactional systems, such as sales records.
- BI systems provide the tools and methods to query, analyze, and visualize this large dataset to understand sales performance, identify trends, and support business decisions.
Analyzing extensive sales data is a primary function of BI and DW systems. Thus, Statement (B) is also accurate.
Overall Conclusion
Since both Statement (A) and Statement (B) are accurate regarding the applications of Business Intelligence and Data Warehousing, the correct option is that both statements are true.
Important Questions from Data Warehousing and Data Mining
- Considering the following statements:
A. Data transformation is involved in Datamining process.
B. Online database is used in Data warehouse.
C. Classification is a measure of accuracy.
D. K-means clustering algorithm is based on the concept of minimizing the within-cluster variance.
E. Pattern evaluation is a process to identify knowledge based on interestingness measure.
Choose the correct answer from the options given below: An enormous collection of data on various topics from a variety of internal and external sources, compiled by a firm for its own use or for use by its clients, is called :
Given below are two statements: one is labelled as Assertion A and the other is labelled as Reason R
Assertion A: OLAP systems are optimized for complex queries and analysis.
Reason R: OLTP systems are designed for transactions processing with large read-only queries.
In the light of the above statements, choose the most appropriate answer from the options given below
- Consider the following two statements :
(A) Data scrubling is a process to upgrade the quality of data, before it is moved into Data warehouse.
(B) Data scrubling is a process of rejecting data from data warehouse to create indexes.
Which one of the following options is correct ? - Given the following statements :
(A) Strategic value of data mining is timestamping.
(B) Information collection is an expensive process in building an expert system.
Which of the following options is correct ?
