IS Chapter 7 and 11 review Cronk
Which of the following is the best description of a protocol in a telecommunications network architecture?
A standard set of rules and procedures for control of communications in a network
The most common web servers today are:
Apache HTTP Server and Microsoft IIS.
________ intelligence technology consists of computer-based systems that attempt to emulate human behavior and thought patterns.
Artificial
________ is a management methodology that translates a firm's goals into operational targets.
BPM
What kind of decision making tool could help you develop a recommended system for your firm's website which has 50,000 visitors a month?
Big data analytics
Which of the following types of business intelligence users is considered a power user?
Business analysts
A network that spans a college or corporate facility is called a:
CAN
Virtually all successful expert systems deal with problems of:
Classification
The Internet is based on which three key technologies?
Client/server computing, packet switching, and the development of communications standards for linking networks and computers
Which dimension of quality means that a decision should reflect a rational process?
Coherence
What service converts IP addresses into more recognizable alphanumeric names?
DNS
Which signal types are represented by a binary waveform?
Digital
In TCP/IP, IP is responsible for which of the following?
Disassembling and reassembling packets during transmission
Which of the following is not an element of the business intelligence environment?
Executive users
Which of the following is not one of the top five search engines?
All of the following are intelligent agents that are able to respond to human voice commands with useful information in voice or written form except:
Facebook's DeepFace.
Which dimension of quality means that a decision faithfully reflects the concerns and interests of affected parties?
Fairness
A NOS must reside on all the local computers in a network.
False
A bank's decision to give a customer a mortgage is an example of an unstructured decision.
False
A decision can be said to have improved if it is made by more than one manager.
False
Computer networks are based on the same principles as telephone networks.
False
The use of high-velocity automated decision making eliminates the risk inherent in human decision making.
False
Web-based tools for videoconferencing and electronic meetings are the primary tools for GDSS.
False
What-if analysis allows the user to vary certain values to test results to predict outcomes when there are no changes in the value of key conditions.
False
Which type of information system uses data visualization technology to analyze and display data for planning and decision making in the form of digitized maps?
GIS
You are the CEO of a national apparel retail chain and want to add three new stores. Which of the following tools will best help you find the most potentially profitable new locations?
GIS
Web browser software requests web pages from the Internet using which of the following protocols?
HTTP
Which organization manages the domain name system of the Internet?
ICANN
Which phase of decision making finds or recognizes a problem?
Intelligence
A restaurant client has asked you to develop a system that would provide smartphone alerts about special discounts to potential customers in the vicinity. Which of the following tools will provide the solution?
Location analytics
________ help users gain information from large amounts of geographically linked data.
Location analytics tools
Which type of network is used to connect digital devices within a city or metropolitan area?
MAN
Which of the following is a device that makes possible the translation of digital signals to analog sound signals used by a computer network?
Modem
________ are designed to have a generalized capability to learn.
Neural networks
________ are intelligent techniques that parallel some aspects of the processing patterns of the biological brain.
Neural networks
Which of the following statements about neural networks is not true?
Neural networks are best used as a substitute for human decision makers.
Which of the following involves slicing digital messages into parcels, transmitting them along different communication paths, and reassembling them at their destinations?
Packet switching
Which of the following is not a characteristic of packet switching?
Packet switching requires point-to-point circuits
Which type of network treats all processors equally and allows peripheral devices to be shared without going to a separate server?
Peer-to-peer
Which type of network would be most appropriate for a business comprised of three employees and a manager located in the same office space, whose primary need is to share documents?
Peer-to-peer network
Which of the following is an example of a high-velocity automated decision process?
Providing online search results
Which of the following is a device that sends packets of data through different networks assuring they go to the correct address?
Router
Finding out why orders are not being filled on time at a distribution center is what kind of decision scenario?
Semi-structured
Operational management typically makes which type of decisions?
Structured
Which types of decisions are more prevalent at lower organizational levels?
Structured decisions
On which of the following protocols is the Internet based?
TCP/IP
A coherent decision is one that can be rationally explained to others.
True
A computer network consists of at least two computers.
True
A hub is a networking device that sends packets of data to all other devices on the network.
True
As discussed in the chapter opening case, eHarmony makes matching decisions based on its analysis of successful relationships among its users.
True
Bandwidth refers to the range of frequencies that can be transmitted by a telecommunications channel.
True
Business intelligence and analytics are products defined by software vendors.
True
Client/server computing has largely replaced centralized mainframe computing.
True
Coaxial cable is similar to that used for cable television and consists of thickly insulated copper wire.
True
Computer networks that use packet switching are much more efficient than telephone networks that use circuit switching.
True
DSS primarily address structured problems.
True
Dashboards and scorecards are visual interfaces used to make a firm's information easier to review quickly.
True
Fiber-optic cable is more expensive and harder to install than wireless media.
True
GDSS are designed to help groups of managers make collective decisions.
True
In a client/server network, a network server sets the rules of communication for the network.
True
In a large company today, you will often find an infrastructure that includes hundreds of small LANs linked to each other as well as to corporate-wide networks.
True
In high-velocity automated decision making, humans are eliminated from the decision chain.
True
Parameterized reports look at the impact of several factors to understand sales patterns.
True
TCP/IP was developed during the early 1970s to support efforts to help scientists transmit data among different types of computers over long distances.
True
The Internet of Things is based on billions of Internet-connected sensors throughout the physical world.
True
Two computers using TCP/IP can communicate even if they are based on different hardware and software platforms
True
________ integrate disparate channels for voice communications, data communications, instant messaging, email, and electronic conferencing into a single experience.
Unified communications
________ decisions are most common at higher levels of management.
Unstructured
Which of the following would be a typical parameterized report for an organization's marketing group?
Variability of sales by region and time
A KPI is:
a measure proposed by senior management.
An inference engine is:
a strategy used to search through the rule base in an expert system.
T1 lines:
are high-speed, leased data lines providing guaranteed service levels.
In the domain name "http://books.azimuth-interactive.com", which element is the second-level domain?
azimuth-interactive.com
The total amount of digital information that can be transmitted through any telecommunications medium is measured in:
bps
Instant messaging is a type of ________ service.
chat
The telephone system is an example of a ________ network.
circuit-switched
The business intelligence environment includes all of the following except:
cloud-based storage.
IPv6 has been developed in order to:
create more IP addresses.
Genetic algorithms:
develop solutions to particular problems using techniques such as mutation, crossover, and selection.
Bandwidth is the:
difference between the highest and lowest frequencies that can be accommodated on a single channel.
A(n) ________ signal is a discrete, binary waveform that transmits data coded into two discrete states such as 1-bits and 0-bits.
digital
Client/server computing is a:
distributed computing model where clients are linked to one another through a network that is controlled by a network server computer
A(n) ________ capability allows users to view more detailed views of data.
drill-down
Expert systems are used when:
expertise is in short supply and needs to be captured.
Backward sensitivity analysis software is used for:
goal seeking.
One or more access points positioned on a ceiling, wall, or other strategic spot in a public place to provide maximum wireless coverage for a specific area are referred to as:
hotspots.
To automate routine tasks to help firms search for and filter information for use in electronic commerce and supply chain management, a firm would most likely use:
intelligent agents.
A VPN:
is an encrypted private network configured within a public network.
Digital subscriber lines:
operate over existing telephone lines to carry voice, data, and video.
A(n) ________ table is a spreadsheet feature that displays two or more dimensions of data in a convenient format.
pivot
Predictive search in Google's search engine:
predicts what you are looking for as you enter words into the query box.
Wireless sensor networks (WSNs) are used for the following tasks except:
processing consumer transactions.
The type of decision that can be made by following a definite procedure is called a(n) ________ decision.
structured
The domain .gov is a(n):
top-level domain.
Together, a protocol prefix, a domain name, a directory path, and a document name, are called a(n):
uniform resource locator.
Where there is no well-understood or agreed-on procedure for making a decision, it is said to be:
unstructured
Deciding whether to introduce a new product line is an example of a(n):
unstructured decision.
Expert systems:
use rules based on human expertise.
In a dashboard, users can:
view overall firm performance data.
A network that covers entire geographical regions is most commonly referred to as a(n):
wide area network
