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Essential Intro. To Computers
COM14 - COM23
42
Computer Science
10th Grade
09/13/2007

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Cards

Term
CD-ROM
Definition
Stands for Compact Disc Read Only Memory, it is a type of optical disc that users can read but not write or erase.
Term
CD-ROM drive
Definition
A device that reads CD-ROMs
Term
CD-R
Definition
An optical disc onto which you can record your own items such as text, graphics, and audio.
Term
CD-RW
Definition
An erasable optical disc you can write on many times
Term
DVD-ROM
Definition
Stands for Digital Versatile Disk Read Only Memory, its like a CD-ROM except it's high capacity capable of storing things from 4.7GB - 17 GB of data.
Term
DVD-ROM drive
Definition
A device that reads DVD-ROMs
Term
DVD-R
Definition
A single layer DVD-ROM in competition with DVD+R
Term
DVD+R
Definition
A multi-layered DVD-ROM that is competition with the DVD-R
Term
BD-ROM and BD-RE
Definition
Blue-Ray Discs,
Term
HD DVD-ROM and HD DVD-RW
Definition
High Definition DVD-ROM that has higher quality and capacity.
Term
DVD-RW
Definition
A rewriteable DVD-ROM
Term
Tape
Definition
A magnetically coated ribbon of plastic housed in a tape cartridge and stores high amounts of data at a low cost.
Term
Miniature Mobile Storage Media
Definition
rewriteable media usually in the form of a flash memory card, USB Flash Drive, or a smart card.
Term
Flash memory card
Definition
solid-state media which means it consists of electronics such as wires, chips, and other things.
Term
USB flash drive
Definition
sometimes called a pen drive or thumb drive is a flash memory device that is portable
Term
Smart Card
Definition
similar to the size of a credit card, stores data on a thin microprocessor embedded inside.
Term
Communications Device
Definition
A hardware component that enables a computer to send and receive data, instructions, and information to and from one or more computers.
Term
Transmission Media
Definition
helps communications by telephone lines, cables, cellular radio, and satellite.
Term
Operating System
Definition
Tells the computer how to perform the functions of loading, storing, and executing an application program and how to transfer data.
Term
Booting
Definition
The OS is loaded into the computers memory from auxiliary storage
Term
Graphical User Interface
Definition
GUI for short, provides visual cues such as icon symbols to help the user.
Term
Icon
Definition
An image that can represent applications and documents with pictures.
Term
Application Software
Definition
consists of programs designed to make users more productive and/or assist them with personal tasks
Term
Word Processing software
Definition
Used to create, edit, format, and print documents.
Term
Electronic spreadsheet software
Definition
allows the user to add, subtract, and perform user-defined calculations on rows and columns of numbers.
Term
Database software
Definition
Allows the user to enter, retrieve, and update data in an organized and efficient manner.
Term
Presentation graphics software
Definition
allows the user to create slides for use in a presentation to a group
Term
Network
Definition
A collection of computers and devices connected together, often wirelessly, via communications devices and transmission media.
Term
LAN
Definition
Stands for Local Area Network. A network that covers a small geographic area such as a library or school.
Term
WAN
Definition
Stands for Wide Area Network. A network that covers a large geographic area.
Term
Internet
Definition
A worldwide collection of networks that connects millions of businesses, government agencies, educational institutions, and individuals.
Term
ISP
Definition
Stands for Internet Service Provider. Someone that provides access to internet like AOL.
Term
OSP
Definition
Stands for Online Service Provider, same as an ISP with outher things for users like games, e-mail, etc. Ex: AOL, MSN, Comcast
Term
WISP
Definition
Stands for Wireless Internet Service Provider, this technology is used in cell phones, and PDA's
Term
World Wide Web
Definition
Also called the Web, contains billions of documents called web pages.
Term
Web Page
Definition
Can contain text, graphics, audio, and video, and has built-in connections.
Term
Web Site
Definition
a group of web pages that are related to another
Term
Web Browser
Definition
A tool that views web sites and pages.
Term
URL
Definition
Uniform Resource Locator, is a web page's address so you can view it each time you visit the URL
Term
HyperText Transfer Protocol
Definition
the communications standard used to transfer pages on the web
Term
Web Server
Definition
a computer that delivers requested pages.
Term
E-Commerce
Definition
Businesses commercializing on the Internet. There are 3 kinds;
B2C - Business to Consumer
C2C - Consumer to Consumer
B2B - Business to Business
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