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Exam 16: Managing Information in a Global World

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Question 41

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What are the two major types of data mining?

A) supervised and unsupervised  
B) random and sequence  
C) affinity and association  
D) sequence and affinity

E) B) and C)
F) A) and D)

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Question 42

Multiple Choice

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Which of the following allows companies to exchange information and conduct transactions by purposely providing outsiders with direct,Web browser-based access to authorized parts of a company's intranet?

A) extranet  
B) virtual portal  
C) Web service  
D) corporate portal

E) A) and D)
F) A) and C)

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Question 43

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What is data mining? Describe the two kinds of data mining. How can data mining be used to invade the privacy of individuals,given the large amount of data that is collected and stored electronically on people in their everyday transactions?

Why do companies use firewalls?

According to the resource-based view of information technology,what sustains competitive advantage?

According to the resource-based view of information technology,sustainable competitive advantage occurs when information technology adds value,is different across firms,and is difficult to create or acquire.

Which of the following uses internal and external sources of data to provide managers and executives with the information they need to monitor and analyze organizational performance?

Narrative 16-1 Take a look in your purse or wallet-do you see an Air Miles card You and about 10 million Canadians have one. They can be used at stores including Shell,Sobeys,Rexall,and others. They work by recording your purchase history and uniquely linking it to your Air Miles program number. You can redeem the points you acquire for rewards in various forms. -Refer to Narrative 16-1. Air Miles collected purchase data information for itself and its sponsors,and then looked for behaviour patterns that could provide useful market information for its sponsors. What was Air Miles engaged in?

Five kinds of costs are associated with information: acquisition,processing,retrieval,communication,and storage.

Discuss the issues,advantages,and risks associated with using information to gain or maintain strategic advantage.

The first company to gain first-mover advantage typically benefits from higher profits and larger market share.

What does it mean when someone says that an organization protects its information? Why is it important? What are the basic steps to properly securing data and data networks?

Data mining often reveals data clusters where three or more database elements occur together.

What type of costs are associated with cooling server infrastructure?

Artificial intelligence and data mining can be used to retrieve relevant information from large data sets.

When you purchase a book or CD on Amazon.com,as soon as you put your selection in the shopping cart,you are offered a series of other items that people who made the same purchase as you did also bought. Which pattern of data mining is Amazon.com making use of?

Real-time streaming data from an airplane are more likely to be complete than a "black box" recorder.

Which of the following can public key encryption be used for?

Communication costs are decreasing over time.

Which two critical steps are required to make sure that data can be accessed by authorized users and no one else?