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:

No answer description available for this question. Let us discuss.

7. 

The "F" in RFM analysis stands for ________ .

A. frequently
B. freshness
C. fast food
D. fantasy

Answer: Option A

Explanation:

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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:

No answer description available for this question. Let us discuss.

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:

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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:

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