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Essentials of Management Information Systems (Laudon).
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Essentials of Management InformationSystems (Laudon)
802.11b - correct answer-Standard for high-speed, wireless LANs that can
transmit up to 11 Mbps within a 30-50-meter area, providing a low-cost flexible
technology for connecting workgroups and providing mobile Internet access.
acceptance testing - correct answer-Provides the final certification that the
system is ready to be used in a production setting.
access control - correct answer-Policies and procedures to prevent improper
access to systems.
access point - correct answer-Box consisting of a radio receiver/transmitter
and antennae that link to a wired network, router, or hub.
accountability - correct answer-The mechanisms for assessing responsibility
for decisions made and actions taken.
accounting rate of return on investment (ROI ) - correct answer-Calculation of
the rate of return on an investment by adjusting cash inflows produced by the
investment for depreciation. Approximates the accounting income earned by
the investment.
accumulated balance digital payment systems - correct answer-Systems
enabling users to make micropayments and purchases on the Web,
accumulating a debit balance on their credit card or telephone bills.
activity-based costing - correct answer-Model for identifying all the company
activities that cause costs to occur while producing a specific product or
service so that managers can see which products or services are profitable or
losing money and make changes to maximize firm profitability.
administrative controls - correct answer-Formalized standards, rules,
procedures, and disciplines to ensure that the organization's controls are
properly executed and enforced.
,agency theory - correct answer-Economic theory that views the firm as a
nexus of contracts among self-interested individuals who must be supervised
and managed.
AI shell - correct answer-The programming environment of an expert system.
analog signal - correct answer-A continuous waveform that passes through a
communications medium; used for voice communications.
analytical CRM - correct answer-Customer relationship management
applications dealing with the analysis of customer data to provide information
for improving business performance.
antivirus software - correct answer-Software designed to detect, and often
eliminate, computer viruses from an information system.
application controls - correct answer-Specific controls unique to each
computerized application.
application server - correct answer-Software that handles all application
operations between browser-based computers and a company's back-end
business applications or databases.
application service provider (ASP) - correct answer-Company providing
software that can be rented by other companies over the Web or a private
network.
application software package - correct answer-A set of prewritten, precoded
application software programs that are commercially available for sale or
lease.
application software - correct answer-Programs written for a specific
application to perform functions specified by end users.
arithmetic-logic unit (ALU) - correct answer-Component of the CPU that
performs the computer's principal logic and arithmetic operations.
artificial intelligence (AI) - correct answer-The effort to develop
computer-based systems that can behave like humans, with the ability to learn
,languages, accomplish physical tasks, use a perceptual apparatus, and
emulate human expertise and decision making.
asynchronous transfer mode (ATM) - correct answer-A networking technology
that parcels information into 8-byte cells, allowing data to be transmitted
between computers from different vendors at any speed.
attribute - correct answer-A piece of information describing a particular entity.
authentication - correct answer-The ability of each party in a transaction to
ascertain the identity of the other party.
automation - correct answer-Using the computer to speed up the performance
of existing tasks.
backbone - correct answer-Part of a network handling the major traffic and
providing the primary path for traffic flowing to or from other networks.
backward chaining - correct answer-A strategy for searching the rule base in
an expert system that acts like a problem solver by beginning with a
hypothesis and seeking out more information until the hypothesis is either
proved or disproved.
balanced scorecard - correct answer-Model for analyzing firm performance
which supplements traditional financial measures with measurements from
additional business perspectives, such as customers, internal business
processes, and learning and growth.
bandwidth - correct answer-The capacity of a communications channel as
measured by the difference between the highest and lowest frequencies that
can be transmitted by that channel.
banner ad - correct answer-A graphic display on a Web page used for
advertising. The banner is linked to the advertiser's Web site so that a person
clicking on it will be transported to the advertiser's Web site.
batch processing - correct answer-A method of collecting and processing data
in which transactions are accumulated and stored until a specified time when
it is convenient or necessary to process them as a group.
, baud - correct answer-A change in signal from positive to negative or vice
versa that is used as a measure of transmission speed.
behavioral models - correct answer-Descriptions of management based on
behavioral scientists' observations of what managers actually do in their jobs.
benchmarking - correct answer-Setting strict standards for products, services,
or activities and measuring organizational performance against those
standards.
best practices - correct answer-The most successful solutions or
problem-solving methods that have been developed by a specific organization
or industry.
biometric authentication - correct answer-Technology for authenticating
system users that compares a person's unique characteristics such as
fingerprints, face, or retinal image, against a stored set profile of these
characteristics.
bit - correct answer-A binary digit representing the smallest unit of data in a
computer system. It can only have one of two states, representing 0 or 1.
bluetooth - correct answer-Standard for wireless personal area networks that
can transmit up to 722 Kbps within a 10-meter area.
broadband - correct answer-High-speed transmission technology. Also
designates a single communications medium that can transmit multiple
channels of data simultaneously.
bugs - correct answer-Program code defects or errors.
bullwhip effect - correct answer-Distortion of information about the demand for
a product as it passes from one entity to the next across the supply chain.
bundling - correct answer-Cross-selling in which a combination of products is
sold as a bundle at a price lower than the total cost of the individual products.
bureaucracy - correct answer-Formal organization with a clear-cut division of
labor, abstract rules and procedures, and impartial decision making that uses
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