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Test Bank for Analytics, Data Science, & Artificial Intelligence: Systems for Decision Support 11 Edition by Ramesh, Dursun and Efraim€18,93
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Test Bank for Analytics, Data Science, & Artificial Intelligence: Systems for Decision Support 11 Edition by Ramesh, Dursun and Efraim
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Analytics, Data Science, & Artificial Intelligence
Test Bank for Analytics, Data Science, & Artificial Intelligence: Systems for Decision Support 11 Edition by Ramesh Sharda, Dursun Delen and Efraim Turban. All14 Chapters (Complete Download). TABLE OF CONTENT PART I: INTRODUCTION TO ANALYTICS AND AI 1. An Overview of Business Analytics, Decision Su...
Analytics, Data Science, & Artificial Intelligence
Analytics, Data Science, & Artificial Intelligence
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Voorbeeld van de inhoud
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
R
Diff: 2 Page Ref: 5
U
3) Decision making is one of the most important activities in organizations of all kind– probably
the most important one.
SE
Answer: TRUE
Diff: 1 Page Ref: 5
4) Managers historically considered decision making purely a science.
Answer: FALSE
Diff: 1 Page Ref: 6 IS
O
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
N
quickly and at a reduced cost.
Answer: TRUE
N
Diff: 2 Page Ref: 8
O
6) It is generally best to rely on a trial-and-error approach to management.
Answer: FALSE
C
Diff: 2 Page Ref: 7
ED
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
M
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
,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
R
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.
U
Answer: TRUE
Diff: 2 Page Ref: 22
SE
13) The term decision support system is a very specific term that implies the same tool, system,
and development approach to most developers.
Answer: FALSE
Diff: 3 Page Ref: 23
IS
14) BI systems rely on a DW as the information source for creating insight and supporting
O
managerial decisions.
Answer: TRUE
N
Diff: 2 Page Ref: 27
N
15) One of the four components of BI systems, business performance management, is a
collection of source data in the data warehouse.
O
Answer: FALSE
Diff: 3 Page Ref: 25
C
16) Analytics is the process of developing actionable decisions or recommendations for actions
ED
based on insights generated from historical data.
Answer: TRUE
Diff: 3 Page Ref: 31
M
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
,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
R
B) economic factors
C) sociological and psychological factors
U
D) environmental factors
Answer: A
SE
Diff: 3 Page Ref: 6-7
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
C) sociological and psychological factors
IS
O
D) environmental factors
Answer: B
N
Diff: 3 Page Ref: 6-7
N
23) What type of external decision-making factor are related to a company's ecosystem?
A) political factors
O
B) economic factors
C) sociological and psychological factors
C
D) environmental factors
Answer: D
ED
Diff: 3 Page Ref: 6-7
24) Organization objectives comes in what stage of the decision-making process?
A) intelligence
M
B) design
C) choice
D) implementation
Answer: A
Diff: 2 Page Ref: 10
, 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
R
C) choice
D) implementation
U
Answer: C
Diff: 2 Page Ref: 10
SE
27) What is the conceptualization of a problem in an attempt to place it in a definable category,
possibly leading to a standard solution approach?
A) problem classification
B) problem decomposition
C) problem ownership
D) problem design
IS
O
Answer: A
Diff: 2 Page Ref: 12
N
28) What problem-solving step is based on the understanding that solving the simpler
N
subproblems may help in solving a complex problem?
A) problem classification
O
B) problem decomposition
C) problem ownership
C
D) problem design
Answer: B
ED
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.
M
A) structured
B) semistructured
C) unstructured
D) undefined
Answer: D
Diff: 2 Page Ref: 14-15
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