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Post-Test
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1
________________ achieved great success by managing information, while _________ was unsuccessful at managing information.
A)Samsung Electronics, Staples
B)Staples, Samsung Electronics
C)Office Max, Staples
D)Staples, Office Max
2
Which of the following implies that information is current with respect to the business requirement?
A)Uniqueness
B)Accuracy
C)Consistency
D)Timeliness
3
What is the primary problem with redundant information?
A)It is difficult to determine which values are the most current
B)It is often inconsistent
C)It is difficult to determine which values are the most accurate
D)All of the above
4
What are rules that enforce basic and fundamental information-based constraints?
A)Information integrity
B)Integrity constraint
C)Business-critical integrity constraint
D)Relational integrity constraint
5
Which DBMS component is primarily used by IT specialists?
A)Data definition component
B)Data manipulation component
C)Application generation component
D)None of the above
6
What is a backward integration?
A)Takes information entered into a given system and sends it to the application generation component
B)Takes information entered into a given system and sends it automatically to all downstream systems and processes
C)Takes information entered into a given system and sends it automatically to all upstream systems and processes
D)Takes information entered into a given system and sends it to the DBMS
7
A data warehouse is a _________ collection of information-gathered from many different ___________ databases-that supports business analysis activities and decision-making tasks.
A)Physical, transactional
B)Physical, operational
C)Logical, transactional
D)Logical, operational
8
What does the Data Warehousing Institute estimate that low-quality information costs U.S. businesses annually?
A)$500 million
B)$60 billion
C)$600 billion
D)It is impossible to determine
9
Which of the following represents market basket analysis?
A)Analyzes Web site information
B)Analyzes checkout scanner information
C)Detects customers' buying behavior
D)All of the above
10
Which of the following is a form of statistical analysis?
A)Forecasting
B)Market basket analysis
C)Cluster analysis
D)All of the above





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