Business analytics exam test quiz
and answers graded 100%
Why is a performance management system superior to a performance measurement system? -
ANS✅✅Because measurement alone has little use without action
A Web client that connects to a Web server, which is in turn connected to a BI application server, is
reflective of a - ANS✅✅three-tier architecture
Which data warehouse architecture uses a normalized relational warehouse that feeds multiple data
marts? - ANS✅✅hub-and-spoke data warehouse architecture
In which stage of extraction, transformation, and load (ETL) into a data warehouse are anomalies
detected and corrected? - ANS✅✅cleanse
What is Six Sigma? - ANS✅✅a methodology aimed at reducing the number of defects in a business
process
Open-source data mining tools include applications such as IBM SPSS Modeler and Dell Statistica. -
ANS✅✅False
Understanding customers better has helped Amazon and others become more successful. The
understanding comes primarily from? - ANS✅✅analyzing the vast data amounts routinely
collected
What is the main reason parallel processing is sometimes used for data mining? - ANS✅✅because
of the massive data amounts and search efforts involved
All of the following statements about data mining are true EXCEPT: - ANS✅✅The ideas behind it
are relatively new
In the Target case study, why did Target send a teen maternity ads? - ANS✅✅Target's analytic
model suggested she was pregnant based on her buying habits.
and answers graded 100%
Why is a performance management system superior to a performance measurement system? -
ANS✅✅Because measurement alone has little use without action
A Web client that connects to a Web server, which is in turn connected to a BI application server, is
reflective of a - ANS✅✅three-tier architecture
Which data warehouse architecture uses a normalized relational warehouse that feeds multiple data
marts? - ANS✅✅hub-and-spoke data warehouse architecture
In which stage of extraction, transformation, and load (ETL) into a data warehouse are anomalies
detected and corrected? - ANS✅✅cleanse
What is Six Sigma? - ANS✅✅a methodology aimed at reducing the number of defects in a business
process
Open-source data mining tools include applications such as IBM SPSS Modeler and Dell Statistica. -
ANS✅✅False
Understanding customers better has helped Amazon and others become more successful. The
understanding comes primarily from? - ANS✅✅analyzing the vast data amounts routinely
collected
What is the main reason parallel processing is sometimes used for data mining? - ANS✅✅because
of the massive data amounts and search efforts involved
All of the following statements about data mining are true EXCEPT: - ANS✅✅The ideas behind it
are relatively new
In the Target case study, why did Target send a teen maternity ads? - ANS✅✅Target's analytic
model suggested she was pregnant based on her buying habits.
