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Essential Intro. To Computers
Com 14- Com 23
33
Computer Science
10th Grade
09/13/2007

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Cards

Term
CD-Rom (Compact disc read-only memory)
Definition
is type of optical disc that users can read but not write on (record) or erase.
Term
CD- Rom Drive
Definition
CD- Rom player
Term
CD-R (Compact disc- recordable)
Definition
is an optical disc which you can record your own items such as text, graphics, and audio.
Term
CD-RW (Compact disc- Rewriteable)
Definition
is an erasable optical disc you can write on multiple times.
Term
DVD- ROM (digital Versatile disk- read only memory)
Definition
is a very high- capacity optical disc capable of storing from 4.7 GB to 17 GB- more then enough to hold a telephone book containing every resident in the united states
Term
Tape
Definition
is a magnetically coated ribbon of plastic housed in a tape cartridge capable of storing large amounts of data and information at a low cost
Term
Tape Drive
Definition
is used to read from and write on a tape
Term
Miniature mobile storage media
Definition
are rewriteable media usually in the form of a flash memory card, USB flash drive, or a smart card.
Term
Flash memory cards are solid
Definition
state media, which means they consist entirely of electronics (chips, wires, etc.) and contain no moving parts
Term
USB flash drive
Definition
sometimes called a pen drive or thumb drive, is a flash memory storage device that plugs into a USB port on a computer or mobile device.
Term
A Smart Card,
Definition
which is similar in size to a credit card or ATM card, stores data on a thin microprocessor embedded in the card.
Term
A communications device
Definition
is a hardware component that enables a computer to send (transmit) and receive data, instructions, and information to and from one or more computers.
Term
System software
Definition
consists of programs to control the operations of computer equipment.
Term
operating system,
Definition
An important part of system software is a set of programs called the operating system, instructions in the operating system tell the computer how to perform the functions of loading, storing, and executing an application program and how to transfer data.
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
A network
Definition
is a collection of computers and devices connected together often wirelessly, via communications devices and transmission media. When a computer connects to a network, it is online
Term
Local area network(LAN)
Definition
a network that covers a large geographical area, such as one that connects the district offices of a national corparation is called a wide area network (WAN)
Term
the Internet
Definition
, which is a worldwide collection of networks that connects millions of businesses, government agencies, educational institutions, and individuals
Term
An ISP (Internet service provider)
Definition
is an organization, such as a cable company or telephone company, that supplies connections to the internet for a monthly fee.
Term
Online service provider (OSP)
Definition
provides access to the Internet, but it also provides a variety of other specialized content and services such as news, weather, financial data, e- mail, games, and more.
Term
A wireless Internet service provider (WISP)
Definition
is a company that provides wireless Internet access to computers and mobile devices such as smart phones and PDA`s
Term
World wide web
Definition
also called the web, which contains billions of documents called web pages.
Term
A web page
Definition
can contain text, graphics, audio, and video, and has built- in connections, or links, to other web documents.
Term
Web site
Definition
is a related collection of web pages.
Term
Web browser
Definition
is a software program used by visitors to access and view web pages
Term
A web page
Definition
has a unique address, called a Uniform Resource Locator (URL)
Term
Business to consumer(B2C)
Definition
involves the sale of goods to the general public.
Term
Consumer to consumer (C2C)
Definition
involves one consumer selling directly to another,
Term
Business to Business (B2B)
Definition
services to other businesses
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