TEST BANK for Analytics, Data Science, & Artificial Intelligence: Systems for Decision Support 11th edition by Ramesh Sharda

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Analytics, Data Science, & Artificial Intelligence, 11e (Sharda)
Chapter 1 Overview of Business Intelligence, Analytics, Data Science, and Artificial
Intelligence: Systems for Decision Support

1) In the opening case KONE has minimized downtime and shortened the repair time.
Answer: TRUE
Diff: 2 Page Ref: 4

2) Intelligent technologies are limited to small-scale projects when they include AI combined
with IoT.
Answer: FALSE
Diff: 2 Page Ref: 5

3) Decision making is one of the most important activities in organizations of all kind– probably
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the most important one.
Answer: TRUE
Diff: 1 Page Ref: 5
EL
4) Managers historically considered decision making purely a science.
Answer: FALSE
Diff: 1 Page Ref: 6
AN
5) With more data and analysis technologies, more alternatives can be evaluated, forecasts can be
improved, risk analysis can be performed quickly, and the views of experts can be collected
quickly and at a reduced cost.
Answer: TRUE
IE
Diff: 2 Page Ref: 8

6) It is generally best to rely on a trial-and-error approach to management.
??
Answer: FALSE
Diff: 2 Page Ref: 7

7) A major characteristic of computerized decision support and many BI tools (notably those of
??
business analytics) is the inclusion of at least one model.
Answer: TRUE
Diff: 2 Page Ref: 13

8) The definition of implementation is straightforward because implementation is a simple, direct
process with defined boundaries.
Answer: FALSE
Diff: 2 Page Ref: 13

9) Structured problems are encountered in only unique situations.
Answer: FALSE
Diff: 3 Page Ref: 16




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10) Unstructured problems can be fully supported by standard computerized quantitative
methods.
Answer: FALSE
Diff: 3 Page Ref: 16

11) During the 1990s, the primary focus of information systems support for decision making
focused on providing structured, periodic reports that a manager could use for decision making.
Answer: FALSE
Diff: 3 Page Ref: 22

12) Decision support systems couple the intellectual resources of individuals with the capabilities
of the computer to improve the quality of decisions. It is a computer-based support system for
management decision makers who deal with semistructured problems.
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Answer: TRUE
Diff: 2 Page Ref: 22

13) The term decision support system is a very specific term that implies the same tool, system,
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and development approach to most developers.
Answer: FALSE
Diff: 3 Page Ref: 23
AN
14) BI systems rely on a DW as the information source for creating insight and supporting
managerial decisions.
Answer: TRUE
Diff: 2 Page Ref: 27
IE
15) One of the four components of BI systems, business performance management, is a
collection of source data in the data warehouse.
Answer: FALSE
??
Diff: 3 Page Ref: 25

16) Analytics is the process of developing actionable decisions or recommendations for actions
based on insights generated from historical data.
??
Answer: TRUE
Diff: 3 Page Ref: 31

17) The use of dashboards and data visualizations is seldom effective in finding efficiencies in
organizations, as demonstrated by the Seattle Children's Hospital Case Study.
Answer: FALSE
Diff: 2 Page Ref: 32

18) The use of statistics in baseball by the Oakland Athletics, as described in the Moneyball
book, is an example of the effectiveness of prescriptive analytics.
Answer: TRUE
Diff: 2 Page Ref: 39




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19) Pushing programming out to distributed data is achieved solely by using the Hadoop
Distributed File System or HDFS.
Answer: FALSE
Diff: 2 Page Ref: 37

20) Volume, velocity, and variety of data characterize the Big Data paradigm.
Answer: TRUE
Diff: 2 Page Ref: 60

21) What type of external decision-making factor are included by government policy?
A) political factors
B) economic factors
C) sociological and psychological factors
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D) environmental factors
Answer: A
Diff: 3 Page Ref: 6-7
EL
22) What type of external decision-making factor are related to a country's market growth and
financial conditions?
A) political factors
B) economic factors
AN
C) sociological and psychological factors
D) environmental factors
Answer: B
Diff: 3 Page Ref: 6-7
IE
23) What type of external decision-making factor are related to a company's ecosystem?
A) political factors
B) economic factors
??
C) sociological and psychological factors
D) environmental factors
Answer: D
Diff: 3 Page Ref: 6-7
??
24) Organization objectives comes in what stage of the decision-making process?
A) intelligence
B) design
C) choice
D) implementation
Answer: A
Diff: 2 Page Ref: 10




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25) Setting the criteria for a choice comes in what stage of the decision-making process?
A) intelligence
B) design
C) choice
D) implementation
Answer: B
Diff: 2 Page Ref: 10

26) Sensitivity analysis comes in what stage of the decision-making process?
A) intelligence
B) design
C) choice
D) implementation
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Answer: C
Diff: 2 Page Ref: 10

27) What is the conceptualization of a problem in an attempt to place it in a definable category,
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possibly leading to a standard solution approach?
A) problem classification
B) problem decomposition
C) problem ownership
AN
D) problem design
Answer: A
Diff: 2 Page Ref: 12

28) What problem-solving step is based on the understanding that solving the simpler
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subproblems may help in solving a complex problem?
A) problem classification
B) problem decomposition
??
C) problem ownership
D) problem design
Answer: B
Diff: 2 Page Ref: 12
??
29) In the classic decision support framework, types of decisions are broken apart into all except
one of the following categories.
A) structured
B) semistructured
C) unstructured
D) undefined
Answer: D
Diff: 2 Page Ref: 14-15




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