IS220 Final Exam - UWL

Eduardo Rodriguez

during the ____ phase of the systems development life cycle, analysts choose the solution that is most realistic and offers the highest payoff for the organization

design

during the ____ phase of the systems development life cycle, a team assesses how a system is working and takes steps to keep the system up and running

maintenance

during the ____ phase of the systems development life cycle, an information systems designer define the problem an organization faces

planning

in ____ conversion of the implementation phase of the systems development life cycle (SDLC) the old and new systems run simultaneaously for a short time to ensure the new system works correctly.

phased-in-phased-out

in the context of information systems, which is a disadvantage of prototyping?

a prototype might not reflect the final systems actual operation and, therefore, could be misleading

in the ___ phase of the systems development life cycle, a problem is defined and alternatives

requirements-gathering and analysis

which is a difference between the systems development life cycle and extreme programming?

the SDLC model develops an entire system at once, whereas XP uses incremental steps to improve an information system

which of the following approaches for developing information systems increases the risk of leaking confidential information to competitors?

outsourcing

A(n) _____ system is an application used in all the functions of a business and supports decision making

enterprise

______ help determine the price of goods and services when there is no set price in the marketplace

Auctions

In a customer relationship management (CRM) system, marketing strategies focus on:

long-term relationships with customers

In a manufacturing firms supply chain management (SCM) system, which area handles credit terms and payment

finance flow

In a(n)______ auction, companies invite sellers to submit bids for products and services so that the buyer can choose the seller that offers the lowest price

reverse

in the context of supply chain management systems, which of the following markup languages has helped organizations use the internet and open electronic data interchange (EDI) perform the same function as that of traditional EDI

XML

Which is a benefit offered by a well-designed enterprise resource planning (ERP) system?

increased timeliness of integrated information

what techniques is used to improve customer relationship management (CRM) systems by identifying, storing, and disseminating facts about how to perform a task?

knowledge management

_____ decisions are vaguely defined by standard operating procedures but include a structured aspect that benefits from information retrieval. analytical models, and information system technology.

semi structured

_____ decisions can be automated because a well-defined standard operating procedure exists for these decisions

structured

In the context of executive information systems (EISs) ______ allows managers to flag data that is unusual or out of normal boundaries

variance reporting

In the context of organizational decisions at the tactical management level, _____ decisions are often used with conflicts between 2 divisions

unstructured

In the context of organizational decisions at the tactical management level, _____ decisions are often used with queue priorities

unstructured

_____ is a collection of applications that supports decision makers by providing access to a shared environment and information

collaboration software

the ____ component of a decision support system (DSS) includes mathematical and statistical models that the database, enable a DSS to analyze information

model base

Which feature of an executive information system (EIS) enables users to examine and analyze information

digital dashboard

A _____ agent can be used to perform specific tasks for a user, such as remembering information for filling out Web forms.

personal

_____ consists of common sense, rules of thumb, educated guesses, and instinctive judgements

Heuristics

______ consists of related technologies that try to stimulate and reproduce human thought behavior, including speaking, feeling, and reasoning

artificial intelligence

intelligent agents are also known as ______

bots

In the context of artificial intelligence(AI) _____ perform well at simple, repetitive tasks and can be used to free workers from tedious or hazardous work

robots

In the context of the components of a typical expert system, _____ is similar to a database, but in addition to storing facts and figures it keeps track of rules and explanations associated with facts.

a knowledge base

The size and complexity of the human language has made developing ____ systems difficult

natural-language processing

Which component of an expert system uses forward and backward chaining to manipulate a series of rules

an inference engine

in the context of cloud computing “____ as a service” automates the configuration, deployment, and ongoing management of applications in the cloud

platform

in the context of grid computing, each participant in a grid is referred to as a(n)_____

node

_____ is a model in which application service providers (ASPs), deliver software to users for a fee

software as a service

the main difference among an electronic payment system and cryptocurrency is not having a(n)_____ between the sender and receiver

third party such as a bank or financial institution

the name blockchain came about due to the fact that _______

transactions are grouped together into blocks

______ uses computer-generated, three-dimensional images to create the illusion of interaction in a real-world environment

virtual reality

with _____ computing, users can make us of other computers resources within an organization to solve problems involving large-scale, complex calculations, such as....

grid

with _____ technology, a web server delivers information to users, who have signed up for the service....

push