Final Flashcards
A challenge with traditional file storage is
High data integrity
A computer network within a building, or a campus of adjacent buildings, is called a
LAN (local area network)
A con artist telephones an employee, pretends to be from his own organizations IT unit, and says he must have the employees password to fix a problem. This is an example of
Social engineering
A decision support systems ______ module is a database or data warehouse that provides the data for the intelligence phase of decision making
data management
A disadvantage of ____ software is that they are less likely to be compatible with other organizations systems.
Custom-designed
A formula must start with an
Equal sign
A scenario ______ lists the value for changing cells and results cells under each scenario
summary report
A system can only help a company sustain competitive advantage if the company continuously modifies and enhances it, creating a ______ for competitors
Moving target
A _____ is the general logical structure in which records are stored within a database and the method used to establish relationships among the records.
Database model
A _____ is a body of clients that is large enough to attract many other clients.
Critical mass
A _____ is a type of malware that spreads in a network without human intervention
Worm
A _____ is a limit that is placed on a solver problems solution.
contraint
A _____ interfaced and interacts with other systems
Open system
A _____ is a business even such as a sale, a purchase, the hiring of a new employee, and the like.
Transaction
A ____ process is any manipulation of data, usually with the goal of producing information.
Process
An_____ is one which there is no algorithm to follow to reach an optimal solution.
Unstructured problem
A _____ is unique if the value(content) in that field appears only in one record
Key
A _____ system is used at all levels of an organization, and often by non-managerial staff
Decision support
Among the methods for system development, ____ is clearly the best option for many small companies
Software on demand
Arguments can be
All of the above
i. Cell regerences
ii. numbers
iii. Text
Building several technologies into a single piece of hardware is called
technology convergence
Businesses use ____ to save on travel costs and lodging, car fleets, and the time of high salaried employees incurred on bringing together employees working in different organizations or at different sites in the same organization
Video conferencing
Changing and manipulating the data in an informations system is called
data processing
Data warehouses could be regarded as a type of ___ where new useful information is precious to find
mine
Expert systems use data from a
Knowledge base
FUNCTION(argument1, argument2)
The general syntax of all functions
If solver is taking too long to dins a solution , you can halt the program at any time by pressing the ____ key
Esc
If the cost-accounting procedures of a particular company are so specific that no commercially available software can perform them, the company must develop _____ software
Custom-designed
If_____ need to be used as one large data warehouse, special software tools can unify them and make them appear as one large data warehouse.
Data marts
In banking, ______ is employed to find profitable customers and patterns of fraud
data mining
in the context B2B trading, online advertising is done mainly in two ways: through ___ and through banners.
search engines
In the phrase of transferring data from a transactional database warehouse, the builders create the files from transactional databases and save them on the server that will hold the data warehouse.
Extraction
In the _____ phase of transferring data from a transactional database to a data warehouse, specialists “cleans” the data and modify it into a form that allows insertion into the data warehouse.
transformation
In the ____ phase, specialists ensure that all data is consistant
Transformation
In ____ manufacturing, suppliers ship parts directly to assembly lines, saving the cost of warehousing raw materials, parts, and subassemblies
Just-in-time
In___ the hosting company owns the server and the server management software.
shared hosting
In____ the voltage of the power decreases, or there are very short interruptions in the flow of power.
brownouts
ISs, especially large ones, can often be broken into functional modules and phased into operation one at a time, a process called _____
phased conversion
One objective of data mining is ______ the discover of patterns in data that can lead to reasonable predictions
forecasting
””
forecasting
One way to increase market share is to lower prices, and the best way to lower prices is to ____
reduce costs
Online databases that are used with web browsers
Are no different from other databases
Organizations can leverage ____ to communicate with consumers immediately.
social media
Risks of outsourcing are high for ____ IS services
core competence
Some companies might want to use entire physical servers all for themselves and therefore can opt for _____
dedicated hosting
Storage area network (SAN) identifies large quantities of data, called ___, and therefore can transfer and back up large amounts of data at a time
Data blocks
The concept of extracting business intelligence from large data warehouses often involves ____ of several information systems
Integration
The concept in which an application service provider offers the use of computer programs through a network is known as
Software as a service (SaaS)
The emergence of the web as a global medium for information exchange has made it an important vehical for both B2B and ____
B2C business to commerce
The first step in systems analysis is ____, which determines whether there is a real need for a system and whether the system as conceived is feasible.
investigation
Greek work
distance
The part of the DSS that allows the user to interact with it is called the _____
Dialog module
The process of ____ enables organizations to plan and carefully design their global sites to cater to local needs and preferences
Glocalization
The recent trend in less rich countries is to adopt ___ to avoid high costs
Free open source software
The three major components of a DSS are a data management module, a model management module and a ____ module
Dialog
The time between generating an idea for a product and competing a prototype that can be mass manufactured is known as engineering lead time or
Time to market
The united states uses farhrenheit temperatures, while other countries use celsius temperatures. This portrays differences in ____
standards
The ____ available in some countries is too narrow for high-volume transmission of graphically and animation-rich webpages
bandwidth
The____ is the most important part of any computer
Central processing unit
The _____ mediates applications and the computer, and controls peripheral devices.
operating systems
The _____ prompts the user to select a model, allowing the user to access the database and select data for the decision process or to set criteria for selecting such data
Dialog module
There are two basic types of access modes for data storage: _____ and direct access
Sequential
There are two overall approaches to maintaining data: the traditional file approach-which does have the mechanism
database approach
thinking of an organization in terms of its sub organizations or subsystems is called
systems thinking
To perform a what-if-analysis with more than two input cells, you ____
create senarios
Use _____ references when you want different formulas to refer to the same cell
absolute
when a client outsources, management knows how much the outsources services will cost, which eliminates _____
Miscalculation risks
When a radio frequency identification tag is attached to a product, it contains a ___
Electronic code
When building a new database, users must first build a ___
Schema
Which of the following is a good practice to consider when designing websites for an international audience
Plan the site before developing
which of the following is considered strategic advantage of the first-mover?
superior brand name
Which of the following is true of open source software?
Open source software can offer more innovation features by incorporating ideas from a diverse set of experts
While blogging is publishing text and other visual material, ___ is publishing sound and video
Podcasting
While____ might sound benign, many privacy advocates claim that it violates privacy rights.
consumer profiling
____ is a program that serves for the optimal solution of a problem involving several variables.
Scenario manager
_____ are excellent tools for building both the data and the models that decision support systems need
Spreadsheets
____ are expenses incurred when a customer stops buying a product or service form one business and starts buying it from another
switching costs
_____ are the most powerful computers at any given time, but are built especially for assignments that require arithmetic speed
supercomputers
____ defines the degree to which a goal is achieved
Effectiveness
____ is a popular medium for connecting computer and networking devices because it is relatively flexible, reliable, and low cost
Twisted Pair cable
____ is the raw material in the production of information
data
____ means the code is owned by someone who has the right to sell or license the software to others
Proprietary
___ occurs when a website receives an overwhelming number of information request, such as merely logging on to a site
Denial services (DoS)
____ refers to an organizations initiative of adding to a product or service to increase its value to the consumer
Enhancement of existing products or services
_____ revers to the competitive advantage that a company can achieve by persuading customers that its product or service is better than its competitors
product defferentiation
____ software is developed for the widest common denominator of potential user organizations
ready-made
