Data Science & Artificial Intelligence Systems for Decision Support

Data Science & Artificial Intelligence Systems for Decision Support

• ISBN-10 ‏ : ‎ 0135192013
• ISBN-13 ‏ : ‎ 978-0135192016

Data Science & Artificial Intelligence Systems for Decision Support

(Test Bank)

 

Edition: 11th Edition

Author Name: Ramesh Sharda

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[email protected]

 

Whatsapp +1 (949) 734-4773

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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 the most important one.

Answer:  TRUE

Diff: 1      Page Ref: 5

 

4) Managers historically considered decision making purely a science.

Answer:  FALSE

Diff: 1      Page Ref: 6

 

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

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

 

 

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.

Answer:  TRUE

Diff: 2      Page Ref: 22

 

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

 

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

 

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

 

 

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?

1. A) political factors
2. B) economic factors
3. C) sociological and psychological factors
4. D) environmental factors

Answer:  A

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?

1. A) political factors
2. B) economic factors
3. C) sociological and psychological factors
4. D) environmental factors

Answer:  B

Diff: 3      Page Ref: 6-7

 

23) What type of external decision-making factor are related to a company’s ecosystem?

1. A) political factors
2. B) economic factors
3. C) sociological and psychological factors
4. D) environmental factors

Answer:  D

Diff: 3      Page Ref: 6-7

 

24) Organization objectives comes in what stage of the decision-making process?

1. A) intelligence
2. B) design
3. C) choice
4. D) implementation

Answer:  A

Diff: 2      Page Ref: 10

 

 

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