Database Processing for BIS - Practice Questions

Question 1

A report generated by a reporting system is delivered to the appropriate users via a user-accessed Web site. This system uses which of the following report modes?

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Question 2

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 ________ .

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Question 3

Which of the following is not a component of a data warehouse?

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Question 4

Data mining applications are used accomplish which of the following tasks?

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Question 5

Which of the following is not a reason that operational data are difficult to read?

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Question 6

In OLAP, we are interested in ________ .

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Question 7

RFM analysis uses customers' purchasing patterns to ________ .

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Question 8

The "F" in RFM analysis stands for ________ .

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Question 9

We have been given access to the company's operational data, and have been asked to produce a report. We discover that some of the data we need are in an SQL server database while other needed data are in a separate Oracle database. This is an example of ________ .

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Question 10

Which of the following is an unsupervised data mining technique?

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