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COSC 1302 Chap 11 Online Quiz

True/False
Indicate whether the statement is true or false.
 

 1. 

Data consists of raw facts, such as an employee number, number of hours worked in a week, inventory part numbers, or sales orders.
 

 2. 

A data information system (DIS) is an organized collection of people, procedures, software, databases, and devices used to create, store, share, and use the organization’s knowledge and experience.
 

 3. 

Examples of data workers include writers, researchers, educators, and corporate designers.
 

 4. 

Some organizations and professions use communities of practice (COP) to create, store, and share knowledge.
 

 5. 

An effective KMS is based on learning new knowledge and changing procedures and approaches as a result.
 

 6. 

Generally, robots with vision systems can recognize black and white and some gray shades. They also have very good color or three-dimensional vision.
 

 7. 

A natural language processing system can correct spelling mistakes, converts abbreviations into words and commands, and allows people to ask questions in English.
 

 8. 

Learning systems software do not always require feedback on the results of actions or decisions.
 

 9. 

Intelligent agents can be used to make travel arrangements, monitor incoming e-mail for viruses or junk mail, and coordinate meetings and schedules of busy executives.
 

 10. 

Expert systems have been used to determine credit limits for credit cards.
 

 11. 

A database system consists of a collection of integrated and related components, including a knowledge base, an inference engine, an explanation facility, a knowledge base acquisition facility, and a user interface.
 

 12. 

A knowledge base must be developed for each unique application.
 

 13. 

As the number of rules that an expert system knows increases, the precision of the expert system decreases.
 

 14. 

Knowledge acquisition can be a manual process or a mixture of manual and automated procedures.
 

Multiple Choice
Identify the choice that best completes the statement or answers the question.
 

 15. 

Secretaries, administrative assistants, bookkeepers, and similar data-entry personnel are often called ____.
a.
knowledge workers
c.
data workers
b.
knowledge engineers
d.
data engineers
 

 16. 

____ are people who create, use, and disseminate knowledge.
a.
Knowledge workers
c.
Data workers
b.
Knowledge engineers
d.
Data engineers
 

 17. 

The ____ is a top-level executive who helps the organization work with a KMS to create, store, and use knowledge to achieve organizational goals.
a.
administrative assistant
c.
system administrator
b.
CKO
d.
database administrator
 

 18. 

____ is the ability to learn from experiences and apply knowledge acquired from experience, handle complex situations, solve problems when important information is missing, determine what is important, react quickly and correctly to a new situation, understand visual images, process and manipulate symbols, be creative and imaginative, and use heuristics.
a.
Backward chaining
c.
Forward chaining
b.
Natural language processing
d.
Intelligent behavior
 

 19. 

A ____ system approximates the way a person sees, hears, and feels objects.
a.
learning
c.
perceptive
b.
vision
d.
management information
 

 20. 

____ involves the development of mechanical or computer devices that can paint cars, make precision welds, and perform other tasks that require a high degree of precision or are tedious or hazardous for human beings.
a.
Backward chaining
c.
Natural language processing
b.
Robotics
d.
Forward chaining
 

 21. 

A ____ is a combination of software and hardware that allows the computer to change how it functions or reacts to situations based on feedback it receives.
a.
vision system
c.
voice recognition system
b.
database system
d.
learning system
 

 22. 

The ____ is the person or group with the expertise or knowledge the expert system is trying to capture.
a.
domain expert
c.
database expert
b.
knowledge engineer
d.
intelligent agent
 

 23. 

A(n) ____ is a person who has training or experience in the design, development, implementation, and maintenance of an expert system, including training or experience with expert system shells.
a.
domain expert
c.
knowledge user
b.
knowledge engineer
d.
intelligent agent
 

 24. 

A(n) ____ system enables one or more users to move and react in a computer simulated environment.
a.
intelligent
c.
virtual reality
b.
database
d.
rule based
 



 
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