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COMPUTER GLOSSARY

 

[A-C]     [D-F]     [G-L]     [M-P]    [R-T]     [U-Z]

 

[A-C]

 

Alias

A made up name that allows a person to chat online anonymously.  A good alias will not contain any part of the user’s real name or any other identifying information.  An alias may be the same or different from the user’s screen name.

 

Blog

A blog is like an online diary.  Blogs can be private – only the user and post and read information; or they can be public – allowing anyone to read and post comments.

 

Bookmark

An easy way of saving on your computer the location of a favorite website.

 

Browser

A browser is the software that allows you to surf the Internet more easily.  Internet Explorer is the most commonly known browser software.

 

CD

Compact disc:  Remember cassette tapes and eight track tapes?  Just another media for storing information.

 

Chat

“Talking” online in a chat room.

 

Chat Room

A chat room is place on a website where people of similar interests talk get together.  Chat rooms can be found for any interest and age group.  When you are in a chat room, other people in the same room can send you an email or instant message.  Parents can set restrictions on their browser to limit their children’s access to chat rooms.

 

Cookie

Information deposited on your computer by a website.  Cookies store information about you such as your login and password to a specific site.  You can set up your browser or firewall software to accept or reject cookies. For example, when you visit an online store, the cookie may contain information about your shopping preferences so that on your next visit, similar items will be presented to you for consideration

 

Cyberspace

Another word for the Internet.

 

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Domain Name

A domain name is unique and identifies a specific Internet site.  The domain name for Walsh College is www.walshcollege.edu.

 

Download

The process whereby a file is copied from the internet to your computer.

 

Email

Messages sent from one person to another over the Internet.

 

FAQ

An acronym for Frequently Asked Questions.  An FAQ a list of commonly asked questions and answers that are posted on a web site.

 

File Sharing                                              

As simple as it sounds.  Except that the “sharing” takes place over the Internet.  In the context of ethical computing, file sharing is a problem because swapping files has been interpreted as copyright infringement and a violation of intellectual property laws.

 

Filter

Software that lets you block access to web sites and content.

 

Firewall

A firewall is a combination of hardware and software that protects a computer or network.

 

Freeware

Software that can be downloaded for free.

 

FTP

An acronym for File Transfer Protocol.  A means of transferring files between two computers or Internet sites.

 

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IM

An acronym for Instant Messaging.  When you are online you can be visible to others on the Internet – whether in a chat room, or just “surfing.”  With a couple of mouse clicks someone you may not know can “see you” and send you an Instant Message.

 

Internet

A collection of interconnected networks. The largest network in the world.  The Internet was originally developed for the U.S. military and subsequently became popular for academic and commercial research. Today, the Internet is most commonly known for its commercial uses.

 

ISP

An acronym for Internet Service Provider — a service that allows you to connect to the Internet. Common ISPs you may be familiar with include AOL, Comcast, WOW.

 

JPEG

An acronym for Joint Photographic Experts Group.  A common file format for images.

 

Keyword

A word you type into a search field to look for specific information on the Internet.

 

LAN

An acronym for Local Area Network.  A small number of computers connected together for the purpose of sharing resources (software, storage space, printers.)

 

Link

Words on a web site that, when clicked, allow you to connect to other web pages or web sites.  Links are usually underlined or a different color than other words on the site.

 

Login

A user name that is required to gain access to a computer system.  May be used in conjunction with a password.

 

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MP3

An abbreviation for the acronym MPEG Layer 3.   MPEG is an acronym for Moving Pictures Expert Group and is a type of file that compresses music to save space and speed up downloading.

 


Netiquette

The etiquette that is used on the Internet.  For example, proper netiquette dictates that computer users do not send messages in all capital letters.  This is considered to be shouting and is bad manners.

 

Netizen

A netizen is someone who strives to be a good Internet citizen.  A good netizen respects the rights of others.

 

Network

Two or more computers connected together for the purpose of sharing resources.  A LAN is a type of network.

 

P2P

An acronym for Peer-to-Peer.  The term peer-to-peer has two applications.  The original meaning refers to a type of network in which computers are interconnected to share resources.  Within this site peer-to-peer refers to a type of file sharing where users can copy files over the Internet directly from another user’s computer.

 

Password

A secret code often used in conjunction with a user name to access computer files.  A good password is referred to as a “strong password” and will contain alphabetic letters (both upper & lower case) special characters (like $*&) and numbers. A strong password should never be any word found in a dictionary and should be changed periodically.

 

PDA

An acronym for Personal Digital Assistant.  PDAs are small hand held devices.  Typical software installed on a PDA include contact management (store names and addresses), calendar and reminder programs and the ability to play games, send and receive email, surf the web, take pictures and listen to music files that have been downloaded from the Internet.  There are PDAs that can serve as a cell phone and cell phones that work as PDAs.

 

PDF

An acronym for Portable Document Format.  A file format designed to enable sharing of files while maintaining the original format and text.  Adobe Acrobat Reader is the most well known PDF program.

 

Privacy Policy.

A statement on a web site describing what information is collected by site visitors and how the information is used.

 

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Screen name

When you log in to your computer you use a screen name.

 

Search Engine

Software that helps you find information on the Internet.  Search engines use keywords to help you find the information you need.  Common search engines include: Yahoo, AltaVista, Google.

 

Shareware

Similar to freeware, shareware can be downloaded for free.  The authors will most likely request a small fee and the software may expire or become inactive after a given period of time if the software is not registered (aka – paid for).

 

Spam

Mass mailings of email used to marketing companies to sell goods or services.

 


Spyware

Software that is installed on a computer without the user’s knowledge.  This software may monitor the user’s activities and send that information over the Internet.  An annoying marketing tool.  A user may unknowingly install spyware on his/her machine by clicking on a link, downloading a toolbar or time and weather information

 

Surfing

No actual surf boards involved here.  Any online activity such as visiting websites, chatting in chat rooms, is referred to as surfing.

 

Trojan Horse

A computer program that can be hidden inside another program.  For example, a user may click on a link to a photo or game and instead unleash a program to cause damage to the computer.

 

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URL

An acronym for Universal Resource Locater.  This is the address of a website.  The URL for Walsh College is  www.walshcollege.edu.

 

Virus

A malicious program that attacks your computer’s hardware or software.  Computer viruses are typically spread through email files

 

VPN

An acronym for Virtual Private Network.  A network where a user can connect through the Internet from another location.  Data that is sent between locations is encrypted for security.

 

WAN

An acronym for Wide Area Network.  A network that encompasses more than one physical building.

 

WAV file

An acronym Windows Audio Volume.  A type of music file that was first developed in a joint project between Microsoft and IBM.

 

Webcam

A webcam is a video camera that is attached to a computer.  This camera takes still pictures every so often and uploads those pictures for others to see.  Some webcams will let you see literally everything a person does in every room of their house.

 

Website

A collection of web pages with images, sound, and video files, etc.) that are made available through what appears to users as a single web server.

 

Worm

A worm is a type of virus that can destroy files or programs.

 

WWW

An acronym for World Wide Web.  The term frequently used when referring to the Internet.

 

ZIP file

A file that has been zipped has been compressed by temporarily removing characters to save space.  Once unzipped – the characters are added back in.

 

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