Chapter 13 Quiz
Which of the following statements about computer networks is true?
A computer network is a group of two or more computers linked together by communications channels to share data and information.
Which of the following statements about computer networks is true?
Computer networks include clients and servers.
_____ refers to all of the equipment and techniques needed to manage and process information.
Information technology
_____ offer companies a more cost-effective way to link computers than linking terminals to a mainframe computer.
Local area networks
Which of the following statements about computer viruses is true?
Viruses copy themselves onto other software.
Virtual private networks (VPNs):
connect two or more private networks using a public network
The United States Army retains a history of all equipment acquisition from approval of requirements through funding, authorizing, fielding, and maintenance to equipment retirement. This data would be kept in a(n):
data mart
Victoria Secret maintains a large data warehouse in which it keeps track of inventory, buying patterns, and regional differences. An examination of information from a data warehouse subset that contained data from its Miami, Florida, stores showed that for every one black bra purchased ten ivory bras were purchased. This subset is referred to as a(n):
data mart
A(n) _____ is an organization's management support system that combines many databases to improve management decision making.
data warehouse
A retail manager who wants to know how his store's sales would be affected if he reduces the number of different national brands the store carries would use what type of information system?
decision support system
The three major categories of applications supplied by application service providers are:
enterprise applications, collaborative applications, and applications for personal use
A(n) _____ is an internal Web site that provides proprietary corporate information to a defined user group.
enterprise portal
A(n) _____ system is a management support system that uses artificial intelligent to enable computers to reason and learn to solve problems in much the same way as humans do.
expert
Office automation decisions are specifically designed to:
improve organizational communications
A(n) _____ is the collective term that describes the methods and the equipment used to provide information about all aspects of a firm's operation.
management information system
The governor of New York that he has directed the state's Division of Criminal Justice Services to gather DNA from the broadest range of convicted criminals permitted under current law. This will result in the collection of as many as 40,000 DNA profiles. The additional DNA profiles may be obtained as a condition of release on parole or probation, as a condition of participation in the Department of Correctional Services' temporary release programs, and as a condition of a plea bargain. A computer _____ would allow investigating officers from other states to access the New York profiles and to provide information about their state's criminals to New York's law officers.
network
Copying of software programs by people who haven't paid for them is called:
software piracy
Which type of information system is used only by operational managers?
transaction processing system
A network that connects computers at different sites via telecommunications media is called a(n):
wide area network
Cerner Corporation has created a(n) _____ containing the medical records of more than 400,000 people who received treatment at more than 200 different emergency rooms. It can be used to help emergency room physicians make decisions about what kind of treatment to give their patients.
database
