Database - Database Processing for BIS
Exercise :: Database Processing for BIS - General Questions
6.
RFM analysis uses customers' purchasing patterns to ________ .
A. record transactions B. analyze and rank customers C. predict future sales using regression techniques D. perform OLAP
Answer: Option B
Explanation:
7.
The "F" in RFM analysis stands for ________ .
A. frequently B. freshness C. fast food D. fantasy
Answer: Option A
Explanation:
8.
We have Market Basket data for 1,000 rental transactions at a Video Store. There are for videos for rent -- Video A, Video B, Video C and Video D. The probability that both Video C and Video D are rented at the same time is known as ________ .
A. the basic probability B. support C. lift D. confidence
Answer: Option B
Explanation:
9.
Business Intelligence (BI) reporting systems cannot do which of the following operations?
A. Filter data B. Group data C. Modify data D. Both filter and group data
Answer: Option C
Explanation:
10.
Which of the following is not a component of a data warehouse?
A. Data extraction/cleaning/preparation programs B. Data warehouse data C. Data metadata D. None of the above are data warehouse components.
Answer: Option C
Explanation:
