Question 1 of 25
Hints left: 3
Q1
Data warehouse data are usually normalized.
Q2
Report types include static, dynamic, query and OLAP.
Q3
OnLine Analytical Processing (OLAP) is a BI reporting system.
Q4
We have done an RFM analysis on our customer data. Mary Jones has a score of "1 1 5". This series means that Mary ________ .
Q5
The data warehouse DBMS needs to be the same DBMS used for the operational database.
Q6
The three-schema components include all, but:
Q7
The term neural networks as used in data mining is a misnomer.
Q8
A data warehouse is a database system that is optimized for operational transaction processing.
Q9
A data mart is a collection of data that, while smaller than a data warehouse, still addresses the entire business.
Q10
The delivery function of a report management system allows reports to be delivered via e-mail, via the Web, via XML Web services, via hand delivery and other delivery means.
Q11
RFM analysis is a BI reporting system.
Q12
Which of the following database activities allow for the actual retrieval and use of a database?
Q13
In a common form of RFM analysis, customers are sorted in five groups and given a score of 1 to 5 depending on their group.
Q14
BI reporting systems summarize the current status of business activities in order to predict future activities.
Q15
Data Mining uses simple arithmetic techniques such as sums, averages, and groupings to perform what-if analyses, to make predictions, and to facilitate decision making.
Q16
Most operational databases can be used for many BI applications.
Q17
Which is not a relevant feature of CASE tools?
Q18
In unsupervised data mining, explanations are created after patterns are found.
Q19
OLAP uses measures, dimensions and associations.
Q20
Business Intelligence (BI) reporting systems are used to make sophisticated mathematical and statistical calculations in order to prepare reports based on the data.
Q21
Market basket analysis primarily uses the technique of conditional probabilities.
Q22
Business Intelligence (BI) systems do not obtain data from operational databases.
Q23
Which is not a type of data management technology?
Q24
Business Intelligence (BI) systems fall into two broad categories: reporting and data warehousing.
Q25
Formatting the report is part of authoring a report.