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Info Systems and Management
Cards for Exam II
45
Business
Undergraduate 4
10/19/2011

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Cards

Term
Intellectual property
Definition
IP) is a term referring to a number of distinct types of creations of the mind for which a set of exclusive rights are recognized.
Term
Non-repudiation
Definition
refers to a state of affairs where the purported maker of a statement will not be able to successfully challenge the validity of the statement or contract.
Term
An e-mail bomb
Definition
is a form of net abuse consisting of sending huge volumes of e-mail to an address in an attempt to overflow the mailbox or overwhelm the server where the email address is hosted
Term
Spam
Definition
is to send unsolicited bulk messages indiscriminately
Term
A computer virus
Definition
is a computer program that can replicate itself[1] and spread from one computer to another
Term
Spyware
Definition
is a type of malware that can be installed on computers, and which collects small pieces of information about users without their knowledge.
Term
Social engineering
Definition
is the art of manipulating people into performing actions or divulging confidential information
Term
Dumpster diving
Definition
is a technique used to retrieve information that could be used to carry out an attack on a computer network.
Term
Phishing
Definition
is a way of attempting to acquire information such as usernames, passwords and credit card details thru deceit.
Term
Pharming
Definition
is a hacker's attack aiming to redirect a website's traffic to another, bogus website.
Term
Content filtering
Definition
is the technique whereby content is blocked or allowed based on analysis of its content
Term
Digital Filtering
Definition
is an electronic document which uses a digital signature to bind a public key with an identity
Term
Firewall
Definition
is a technological barrier designed to prevent unauthorized or unwanted communications between computer networks or hosts.
Term
Integrated Data Store
Definition
one of the first database management systems from the 1960s.
Term
Disaster recovery
Definition
focuses on the IT or technology systems that support business functions.
Term
Business Continuity Planning
Definition
is planning which identifies the organization's exposure to internal and external threats
Term
Fault Tolerance
Definition
is being able to function at a lower level instead of having a complete failure.
Term
Failover/Failback
Definition
is being able to switch to another server in case of a failure of your initial one.
Term
Three kinds of Back-up sites for after a disaster:
Definition
Cold site: Minimalist site, has no backup copies of data nor hardware, mot inexpensive
Hot site: Basically a duplicate of the original site
Warm site: A compromise to some extent between the two sites
Term
Capacity Planning:
Definition
Making sure your server can accommodate future growth needs
Term
Moore’s Law:
Definition
Computer speed basically doubles every two years (# of transistors on a CPU)
Term
MHz:
Definition
10^6 Hertz -> A hertz is the number of cycles per period
Term
GHz
Definition
10^9 Hertz -> A hertz is the number of cycles per period
Term
Clustering:
Definition
Linking many computers together to act as one
Term
Multi-Tasking:
Definition
A CPU doing more than one task at once.
Term
Parallel Processing:
Definition
Having more than one CPU perform a function to increase the speed
Term
Granularity:
Definition
the ratio of computation to the amount of communication; how often and with how much info
Term
Analytical Information:
Definition
Encompasses all organizational information; used for managerial operations
Term
Transactional Information:
Definition
Information in a business process; used for day to day operations
Term
Redundancy:
Definition
Duplicating critical components to increase reliability of system
Term
ETL:
Definition
Extract, transform, load; taking information, fitting it to your specs, loading it into storage
Term
Multi-dimensional Analysis:
Definition
Analysis of data from a variety of angles
Term
Scrubbing:
Definition
an error correction technique using codes
Term
Data Mining:
Definition
Discovering new patterns from large data sets
Term
Text Mining:
Definition
Deriving high-quality information from text sets
Term
Web Mining:
Definition
Discovering new patterns from the web
Term
Cluster Analysis:
Definition
Sorting data into clusters of similar characteristics
Term
Association Detection:
Definition
Reveals relationships between variables along with frequency and nature of them
Term
Market Basket Analysis:
Definition
When retailers seek to understand the purchase behavior of customers
Term
ERD:
Definition
An emergency repair disk used by some Microsoft operating systems
Term
MetaData:
Definition
Details about data
Term
Data Dictionary:
Definition
a centralized repository of information about data such as meaning, relationships to other data, origin, usage, and format
Term
Data Driven Website:
Definition
An interactive website kept constantly updated and relevant due to a database
Term
Database vs Excel:
Definition
Databases are better for mass storage of high volumes of data. Excel can do this, but retrieving data from anything but the simplest quarries can lead to data validation and data corruption problems. Store data in a database, work on it in a spreadsheet.
Term
Data Rich but Info Poor
Definition
Means one has a lot of data, but does not understand it or has not analyzed.. basically making the data have little useful value
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