Exercise: Database Processing For Business Intelligence Systems

Questions for: Database Processing For Business Intelligence Systems

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?
A:
Push
B:
Pull
C:
RFM
D:
OLAP
Answer: B
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The "curse of dimensionality" relates to which problem of using operational data for BI reporting?
A:
Dirty data
B:
Inconsistent data
C:
Too much data
D:
Non-integrated data
Answer: C
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Business Intelligence (BI) systems do not obtain their data by which of the following means?
A:
Read and process data from an operational database
B:
Process transactions
C:
Process extracts from operational databases
D:
Process data purchased from data vendors
Answer: B
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Which of the following are not done by Business Intelligence (BI) systems?
A:
Analyze past and current activities only
B:
Process and record transactions only
C:
Both of the above are correct.
D:
Neither of the above is correct.
Answer: B
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A BI reporting system does not ________ .
A:
create meaningful information
B:
deliver information to users on a timely basis
C:
use statistical procedures to predict future events
D:
use disparate data sources
Answer: C
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