Exam 16: Managing Information in a Global World

Which patterns can unsupervised data mining be used to recognize?

"Metadata" reflects data about data-for example,whether or not you tend to search for "spring" in the context of a coiled piece of metal or in the context of the season. What type of costs does Google incur in order to incorporate metadata into its search results?

Data mining typically splits a data set in half,finds patterns in one half,and then tests the validity of those patterns by trying to find them again in the second half of the data set.

Scott works in the internal audit department of a government ministry. Scott's primary role is to ensure the data collected for audit is accurate and can be easily retrieved by the audit software the department uses. Scott must also ensure that only audit personnel can access the data. What role does Scott fulfill for the internal audit department?

In 1999,Waterloo,Ontario-based Research In Motion (later BlackBerry)introduced the first mobile email device. Prior mobile devices only rarely allowed for two-way mobile textual communication. However,by late 2016 BlackBerry devices had effectively zero market adoption,having ceded ground to Android and Apple devices. What technology difficulty did BlackBerry have versus other mobile device manufacturers that hindered its growth rate?

Briefly distinguish between knowledge and information.

What is a hybrid of executive information systems and intranets?

A data warehouse stores raw data that have been collected from a variety of sources for later use.

Information has strategic importance for organizations because it can be used to obtain first-mover advantage and to sustain a competitive advantage once it has been created.

The advent of GPS-based tracking systems on transit fleets to provide real-time arrival and stop information BEST represents which of the following concepts about information?

What are intranets? List four reasons why they are so popular.

Why is information strategically important for organizations?

The costs of complying with privacy legislation are best represented by which type of information costs?

Raw data contain useful information that communicates a clear and readily understandable message to the person for whom the data were gathered.

Compare and contrast executive information systems,decision support systems,and expert systems.

Baseball management was trying to uncover matches and relationships in the data it had on first-time patrons who purchased box stadium seats. It discovered that its sales increased by almost 100 percent in those seasons when it held an open house prior to the opening game and allowed people to see the box seats and examine the view of the stadium from those seats. Which pattern did the management discover,in terms of data mining?

Health Canada could use data it has collected from millions of suspected drug-related adverse event reports and other electronic medical information to identify a pattern of adverse drug events in a specific population. The agency could then communicate this knowledge sooner to medical professionals and patients. Where would the data collected by Health Canada be held?

Which of the following uses a standardized format to describe data from one company in such a way that those data can automatically be read,understood,and processed by different computer systems in another company?